Home / 161,369.02-241,535.94-86,301.46

Finding the Fourth Proportional to 161,369.02, 241,535.94 and 86,301.46

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Solution

The fourth proportional to 161,369.02, 241,535.94 and 86,301.46 is: 129,175.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,369.02 : 241,535.94 = 86,301.46 : x
  2. Step 2: Convert to fraction form
    161,369.02/241,535.94 = 86,301.46/x
  3. Step 3: Cross multiply
    161,369.02x = 241,535.94 × 86,301.46
  4. Step 4: Simplify right side
    161,369.02x = 20,844,904,264.47
  5. Step 5: Solve for x
    x = 20,844,904,264.47/161,369.02
  6. Step 6: Final answer
    x = 129,175.38

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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.