Home / 42,487.07-63,732.72-16,193.86

Finding the Fourth Proportional to 42,487.07, 63,732.72 and 16,193.86

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Solution

The fourth proportional to 42,487.07, 63,732.72 and 16,193.86 is: 24,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,487.07 : 63,732.72 = 16,193.86 : x
  2. Step 2: Convert to fraction form
    42,487.07/63,732.72 = 16,193.86/x
  3. Step 3: Cross multiply
    42,487.07x = 63,732.72 × 16,193.86
  4. Step 4: Simplify right side
    42,487.07x = 1,032,078,646.49
  5. Step 5: Solve for x
    x = 1,032,078,646.49/42,487.07
  6. Step 6: Final answer
    x = 24,291.60

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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.