Home / 104,531.13-144,256.14-61,513.92

Finding the Fourth Proportional to 104,531.13, 144,256.14 and 61,513.92

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Solution

The fourth proportional to 104,531.13, 144,256.14 and 61,513.92 is: 84,891.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,531.13 : 144,256.14 = 61,513.92 : x
  2. Step 2: Convert to fraction form
    104,531.13/144,256.14 = 61,513.92/x
  3. Step 3: Cross multiply
    104,531.13x = 144,256.14 × 61,513.92
  4. Step 4: Simplify right side
    104,531.13x = 8,873,760,655.47
  5. Step 5: Solve for x
    x = 8,873,760,655.47/104,531.13
  6. Step 6: Final answer
    x = 84,891.08

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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.