Home / 42,174.60-63,262.32-17,207.98

Finding the Fourth Proportional to 42,174.60, 63,262.32 and 17,207.98

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Solution

The fourth proportional to 42,174.60, 63,262.32 and 17,207.98 is: 25,812.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,174.60 : 63,262.32 = 17,207.98 : x
  2. Step 2: Convert to fraction form
    42,174.60/63,262.32 = 17,207.98/x
  3. Step 3: Cross multiply
    42,174.60x = 63,262.32 × 17,207.98
  4. Step 4: Simplify right side
    42,174.60x = 1,088,616,737.31
  5. Step 5: Solve for x
    x = 1,088,616,737.31/42,174.60
  6. Step 6: Final answer
    x = 25,812.14

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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.