Home / 106,553.77-147,063.27-63,536.04

Finding the Fourth Proportional to 106,553.77, 147,063.27 and 63,536.04

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Solution

The fourth proportional to 106,553.77, 147,063.27 and 63,536.04 is: 87,691.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,553.77 : 147,063.27 = 63,536.04 : x
  2. Step 2: Convert to fraction form
    106,553.77/147,063.27 = 63,536.04/x
  3. Step 3: Cross multiply
    106,553.77x = 147,063.27 × 63,536.04
  4. Step 4: Simplify right side
    106,553.77x = 9,343,817,805.25
  5. Step 5: Solve for x
    x = 9,343,817,805.25/106,553.77
  6. Step 6: Final answer
    x = 87,691.11

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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.