Home / 42,542.95-63,800.07-15,883.42

Finding the Fourth Proportional to 42,542.95, 63,800.07 and 15,883.42

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Solution

The fourth proportional to 42,542.95, 63,800.07 and 15,883.42 is: 23,819.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,542.95 : 63,800.07 = 15,883.42 : x
  2. Step 2: Convert to fraction form
    42,542.95/63,800.07 = 15,883.42/x
  3. Step 3: Cross multiply
    42,542.95x = 63,800.07 × 15,883.42
  4. Step 4: Simplify right side
    42,542.95x = 1,013,363,307.84
  5. Step 5: Solve for x
    x = 1,013,363,307.84/42,542.95
  6. Step 6: Final answer
    x = 23,819.77

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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.