Home / 162,117.92-223,721.85-94,151.60

Finding the Fourth Proportional to 162,117.92, 223,721.85 and 94,151.60

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Solution

The fourth proportional to 162,117.92, 223,721.85 and 94,151.60 is: 129,928.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,117.92 : 223,721.85 = 94,151.60 : x
  2. Step 2: Convert to fraction form
    162,117.92/223,721.85 = 94,151.60/x
  3. Step 3: Cross multiply
    162,117.92x = 223,721.85 × 94,151.60
  4. Step 4: Simplify right side
    162,117.92x = 21,063,770,132.46
  5. Step 5: Solve for x
    x = 21,063,770,132.46/162,117.92
  6. Step 6: Final answer
    x = 129,928.70

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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.