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Finding the Fourth Proportional to 74,819.97, 112,205.05 and 24,206.97

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Solution

The fourth proportional to 74,819.97, 112,205.05 and 24,206.97 is: 36,302.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,819.97 : 112,205.05 = 24,206.97 : x
  2. Step 2: Convert to fraction form
    74,819.97/112,205.05 = 24,206.97/x
  3. Step 3: Cross multiply
    74,819.97x = 112,205.05 × 24,206.97
  4. Step 4: Simplify right side
    74,819.97x = 2,716,144,775.61
  5. Step 5: Solve for x
    x = 2,716,144,775.61/74,819.97
  6. Step 6: Final answer
    x = 36,302.40

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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.