Home / 108,734.06-150,053.28-63,443.18

Finding the Fourth Proportional to 108,734.06, 150,053.28 and 63,443.18

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Solution

The fourth proportional to 108,734.06, 150,053.28 and 63,443.18 is: 87,551.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,734.06 : 150,053.28 = 63,443.18 : x
  2. Step 2: Convert to fraction form
    108,734.06/150,053.28 = 63,443.18/x
  3. Step 3: Cross multiply
    108,734.06x = 150,053.28 × 63,443.18
  4. Step 4: Simplify right side
    108,734.06x = 9,519,857,389.85
  5. Step 5: Solve for x
    x = 9,519,857,389.85/108,734.06
  6. Step 6: Final answer
    x = 87,551.75

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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.