Home / 117,549.22-162,219.10-63,834.70

Finding the Fourth Proportional to 117,549.22, 162,219.10 and 63,834.70

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Solution

The fourth proportional to 117,549.22, 162,219.10 and 63,834.70 is: 88,092.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,549.22 : 162,219.10 = 63,834.70 : x
  2. Step 2: Convert to fraction form
    117,549.22/162,219.10 = 63,834.70/x
  3. Step 3: Cross multiply
    117,549.22x = 162,219.10 × 63,834.70
  4. Step 4: Simplify right side
    117,549.22x = 10,355,207,582.77
  5. Step 5: Solve for x
    x = 10,355,207,582.77/117,549.22
  6. Step 6: Final answer
    x = 88,092.52

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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.