Home / 42,432.90-63,658.53-16,138.14

Finding the Fourth Proportional to 42,432.90, 63,658.53 and 16,138.14

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Solution

The fourth proportional to 42,432.90, 63,658.53 and 16,138.14 is: 24,210.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,432.90 : 63,658.53 = 16,138.14 : x
  2. Step 2: Convert to fraction form
    42,432.90/63,658.53 = 16,138.14/x
  3. Step 3: Cross multiply
    42,432.90x = 63,658.53 × 16,138.14
  4. Step 4: Simplify right side
    42,432.90x = 1,027,330,269.33
  5. Step 5: Solve for x
    x = 1,027,330,269.33/42,432.90
  6. Step 6: Final answer
    x = 24,210.70

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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.