Home / 42,490.68-63,748.32-16,197.47

Finding the Fourth Proportional to 42,490.68, 63,748.32 and 16,197.47

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Solution

The fourth proportional to 42,490.68, 63,748.32 and 16,197.47 is: 24,300.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,490.68 : 63,748.32 = 16,197.47 : x
  2. Step 2: Convert to fraction form
    42,490.68/63,748.32 = 16,197.47/x
  3. Step 3: Cross multiply
    42,490.68x = 63,748.32 × 16,197.47
  4. Step 4: Simplify right side
    42,490.68x = 1,032,561,360.32
  5. Step 5: Solve for x
    x = 1,032,561,360.32/42,490.68
  6. Step 6: Final answer
    x = 24,300.89

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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.