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Finding the Fourth Proportional to 58,520.50, 80,758.24 and 33,032.23

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Solution

The fourth proportional to 58,520.50, 80,758.24 and 33,032.23 is: 45,584.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,520.50 : 80,758.24 = 33,032.23 : x
  2. Step 2: Convert to fraction form
    58,520.50/80,758.24 = 33,032.23/x
  3. Step 3: Cross multiply
    58,520.50x = 80,758.24 × 33,032.23
  4. Step 4: Simplify right side
    58,520.50x = 2,667,624,758.08
  5. Step 5: Solve for x
    x = 2,667,624,758.08/58,520.50
  6. Step 6: Final answer
    x = 45,584.45

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Double scale
Find fourth proportional to 58,521.50, 80,759.62 and 33,033.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.