Home / 42,561.78-63,843.30-16,267.92

Finding the Fourth Proportional to 42,561.78, 63,843.30 and 16,267.92

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Solution

The fourth proportional to 42,561.78, 63,843.30 and 16,267.92 is: 24,402.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,561.78 : 63,843.30 = 16,267.92 : x
  2. Step 2: Convert to fraction form
    42,561.78/63,843.30 = 16,267.92/x
  3. Step 3: Cross multiply
    42,561.78x = 63,843.30 × 16,267.92
  4. Step 4: Simplify right side
    42,561.78x = 1,038,597,696.94
  5. Step 5: Solve for x
    x = 1,038,597,696.94/42,561.78
  6. Step 6: Final answer
    x = 24,402.12

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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.