Home / 117,583.22-162,264.90-63,869.12

Finding the Fourth Proportional to 117,583.22, 162,264.90 and 63,869.12

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Solution

The fourth proportional to 117,583.22, 162,264.90 and 63,869.12 is: 88,139.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,583.22 : 162,264.90 = 63,869.12 : x
  2. Step 2: Convert to fraction form
    117,583.22/162,264.90 = 63,869.12/x
  3. Step 3: Cross multiply
    117,583.22x = 162,264.90 × 63,869.12
  4. Step 4: Simplify right side
    117,583.22x = 10,363,716,369.89
  5. Step 5: Solve for x
    x = 10,363,716,369.89/117,583.22
  6. Step 6: Final answer
    x = 88,139.42

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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.