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Finding the Fourth Proportional to 74,854.71, 112,358.30 and 37,441.80

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Solution

The fourth proportional to 74,854.71, 112,358.30 and 37,441.80 is: 56,200.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,854.71 : 112,358.30 = 37,441.80 : x
  2. Step 2: Convert to fraction form
    74,854.71/112,358.30 = 37,441.80/x
  3. Step 3: Cross multiply
    74,854.71x = 112,358.30 × 37,441.80
  4. Step 4: Simplify right side
    74,854.71x = 4,206,896,809.73
  5. Step 5: Solve for x
    x = 4,206,896,809.73/74,854.71
  6. Step 6: Final answer
    x = 56,200.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.