Home / 42,414.57-63,601.88-15,742.08

Finding the Fourth Proportional to 42,414.57, 63,601.88 and 15,742.08

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Solution

The fourth proportional to 42,414.57, 63,601.88 and 15,742.08 is: 23,605.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,414.57 : 63,601.88 = 15,742.08 : x
  2. Step 2: Convert to fraction form
    42,414.57/63,601.88 = 15,742.08/x
  3. Step 3: Cross multiply
    42,414.57x = 63,601.88 × 15,742.08
  4. Step 4: Simplify right side
    42,414.57x = 1,001,225,804.40
  5. Step 5: Solve for x
    x = 1,001,225,804.40/42,414.57
  6. Step 6: Final answer
    x = 23,605.70

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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.