Home / 42,432.65-63,658.16-16,137.89

Finding the Fourth Proportional to 42,432.65, 63,658.16 and 16,137.89

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Solution

The fourth proportional to 42,432.65, 63,658.16 and 16,137.89 is: 24,210.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,432.65 : 63,658.16 = 16,137.89 : x
  2. Step 2: Convert to fraction form
    42,432.65/63,658.16 = 16,137.89/x
  3. Step 3: Cross multiply
    42,432.65x = 63,658.16 × 16,137.89
  4. Step 4: Simplify right side
    42,432.65x = 1,027,308,302.99
  5. Step 5: Solve for x
    x = 1,027,308,302.99/42,432.65
  6. Step 6: Final answer
    x = 24,210.33

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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.