Home / 110,938.18-153,108.17-62,549.43

Finding the Fourth Proportional to 110,938.18, 153,108.17 and 62,549.43

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Solution

The fourth proportional to 110,938.18, 153,108.17 and 62,549.43 is: 86,325.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,938.18 : 153,108.17 = 62,549.43 : x
  2. Step 2: Convert to fraction form
    110,938.18/153,108.17 = 62,549.43/x
  3. Step 3: Cross multiply
    110,938.18x = 153,108.17 × 62,549.43
  4. Step 4: Simplify right side
    110,938.18x = 9,576,828,761.84
  5. Step 5: Solve for x
    x = 9,576,828,761.84/110,938.18
  6. Step 6: Final answer
    x = 86,325.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.