Home / 117,583.11-162,265.88-63,869.18

Finding the Fourth Proportional to 117,583.11, 162,265.88 and 63,869.18

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Solution

The fourth proportional to 117,583.11, 162,265.88 and 63,869.18 is: 88,140.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,583.11 : 162,265.88 = 63,869.18 : x
  2. Step 2: Convert to fraction form
    117,583.11/162,265.88 = 63,869.18/x
  3. Step 3: Cross multiply
    117,583.11x = 162,265.88 × 63,869.18
  4. Step 4: Simplify right side
    117,583.11x = 10,363,788,045.92
  5. Step 5: Solve for x
    x = 10,363,788,045.92/117,583.11
  6. Step 6: Final answer
    x = 88,140.11

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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.