Home / 132,581.17-183,024.60-84,862.20

Finding the Fourth Proportional to 132,581.17, 183,024.60 and 84,862.20

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Solution

The fourth proportional to 132,581.17, 183,024.60 and 84,862.20 is: 117,149.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,581.17 : 183,024.60 = 84,862.20 : x
  2. Step 2: Convert to fraction form
    132,581.17/183,024.60 = 84,862.20/x
  3. Step 3: Cross multiply
    132,581.17x = 183,024.60 × 84,862.20
  4. Step 4: Simplify right side
    132,581.17x = 15,531,870,210.12
  5. Step 5: Solve for x
    x = 15,531,870,210.12/132,581.17
  6. Step 6: Final answer
    x = 117,149.90

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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.