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Finding the Fourth Proportional to 59,443.43, 82,010.92 and 33,931.40

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Solution

The fourth proportional to 59,443.43, 82,010.92 and 33,931.40 is: 46,813.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,443.43 : 82,010.92 = 33,931.40 : x
  2. Step 2: Convert to fraction form
    59,443.43/82,010.92 = 33,931.40/x
  3. Step 3: Cross multiply
    59,443.43x = 82,010.92 × 33,931.40
  4. Step 4: Simplify right side
    59,443.43x = 2,782,744,920.83
  5. Step 5: Solve for x
    x = 2,782,744,920.83/59,443.43
  6. Step 6: Final answer
    x = 46,813.33

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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.