Home / 437,227.52-656,031.87-153,121.88

Finding the Fourth Proportional to 437,227.52, 656,031.87 and 153,121.88

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Solution

The fourth proportional to 437,227.52, 656,031.87 and 153,121.88 is: 229,749.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,227.52 : 656,031.87 = 153,121.88 : x
  2. Step 2: Convert to fraction form
    437,227.52/656,031.87 = 153,121.88/x
  3. Step 3: Cross multiply
    437,227.52x = 656,031.87 × 153,121.88
  4. Step 4: Simplify right side
    437,227.52x = 100,452,834,914.40
  5. Step 5: Solve for x
    x = 100,452,834,914.40/437,227.52
  6. Step 6: Final answer
    x = 229,749.57

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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.