Home / 151,121.16-226,370.52-88,641

Finding the Fourth Proportional to 151,121.16, 226,370.52 and 88,641

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Solution

The fourth proportional to 151,121.16, 226,370.52 and 88,641 is: 132,778.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,121.16 : 226,370.52 = 88,641 : x
  2. Step 2: Convert to fraction form
    151,121.16/226,370.52 = 88,641/x
  3. Step 3: Cross multiply
    151,121.16x = 226,370.52 × 88,641
  4. Step 4: Simplify right side
    151,121.16x = 20,065,709,263.32
  5. Step 5: Solve for x
    x = 20,065,709,263.32/151,121.16
  6. Step 6: Final answer
    x = 132,778.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.