Home / 74,212.92-111,302.10-24,280.20

Finding the Fourth Proportional to 74,212.92, 111,302.10 and 24,280.20

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Solution

The fourth proportional to 74,212.92, 111,302.10 and 24,280.20 is: 36,414.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,212.92 : 111,302.10 = 24,280.20 : x
  2. Step 2: Convert to fraction form
    74,212.92/111,302.10 = 24,280.20/x
  3. Step 3: Cross multiply
    74,212.92x = 111,302.10 × 24,280.20
  4. Step 4: Simplify right side
    74,212.92x = 2,702,437,248.42
  5. Step 5: Solve for x
    x = 2,702,437,248.42/74,212.92
  6. Step 6: Final answer
    x = 36,414.65

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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.