Home / 42,370.17-63,505.44-17,397.87

Finding the Fourth Proportional to 42,370.17, 63,505.44 and 17,397.87

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Solution

The fourth proportional to 42,370.17, 63,505.44 and 17,397.87 is: 26,076.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,370.17 : 63,505.44 = 17,397.87 : x
  2. Step 2: Convert to fraction form
    42,370.17/63,505.44 = 17,397.87/x
  3. Step 3: Cross multiply
    42,370.17x = 63,505.44 × 17,397.87
  4. Step 4: Simplify right side
    42,370.17x = 1,104,859,389.41
  5. Step 5: Solve for x
    x = 1,104,859,389.41/42,370.17
  6. Step 6: Final answer
    x = 26,076.35

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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.