Home / 42,237.76-63,373.60-15,949.92

Finding the Fourth Proportional to 42,237.76, 63,373.60 and 15,949.92

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Solution

The fourth proportional to 42,237.76, 63,373.60 and 15,949.92 is: 23,931.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,237.76 : 63,373.60 = 15,949.92 : x
  2. Step 2: Convert to fraction form
    42,237.76/63,373.60 = 15,949.92/x
  3. Step 3: Cross multiply
    42,237.76x = 63,373.60 × 15,949.92
  4. Step 4: Simplify right side
    42,237.76x = 1,010,803,850.11
  5. Step 5: Solve for x
    x = 1,010,803,850.11/42,237.76
  6. Step 6: Final answer
    x = 23,931.28

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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.