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Finding the Fourth Proportional to 58,624.64, 80,890.08 and 34,740.80

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Solution

The fourth proportional to 58,624.64, 80,890.08 and 34,740.80 is: 47,935.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,624.64 : 80,890.08 = 34,740.80 : x
  2. Step 2: Convert to fraction form
    58,624.64/80,890.08 = 34,740.80/x
  3. Step 3: Cross multiply
    58,624.64x = 80,890.08 × 34,740.80
  4. Step 4: Simplify right side
    58,624.64x = 2,810,186,091.26
  5. Step 5: Solve for x
    x = 2,810,186,091.26/58,624.64
  6. Step 6: Final answer
    x = 47,935.24

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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.