Home / 113,539.17-156,696.28-62,557.03

Finding the Fourth Proportional to 113,539.17, 156,696.28 and 62,557.03

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Solution

The fourth proportional to 113,539.17, 156,696.28 and 62,557.03 is: 86,335.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,539.17 : 156,696.28 = 62,557.03 : x
  2. Step 2: Convert to fraction form
    113,539.17/156,696.28 = 62,557.03/x
  3. Step 3: Cross multiply
    113,539.17x = 156,696.28 × 62,557.03
  4. Step 4: Simplify right side
    113,539.17x = 9,802,453,340.72
  5. Step 5: Solve for x
    x = 9,802,453,340.72/113,539.17
  6. Step 6: Final answer
    x = 86,335.43

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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.