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Finding the Fourth Proportional to 58,382.40, 80,569.72 and 34,529.52

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Solution

The fourth proportional to 58,382.40, 80,569.72 and 34,529.52 is: 47,651.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,382.40 : 80,569.72 = 34,529.52 : x
  2. Step 2: Convert to fraction form
    58,382.40/80,569.72 = 34,529.52/x
  3. Step 3: Cross multiply
    58,382.40x = 80,569.72 × 34,529.52
  4. Step 4: Simplify right side
    58,382.40x = 2,782,033,758.13
  5. Step 5: Solve for x
    x = 2,782,033,758.13/58,382.40
  6. Step 6: Final answer
    x = 47,651.93

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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.