Home / 151,123.38-226,247.32-113,840.47

Finding the Fourth Proportional to 151,123.38, 226,247.32 and 113,840.47

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Solution

The fourth proportional to 151,123.38, 226,247.32 and 113,840.47 is: 170,430.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,123.38 : 226,247.32 = 113,840.47 : x
  2. Step 2: Convert to fraction form
    151,123.38/226,247.32 = 113,840.47/x
  3. Step 3: Cross multiply
    151,123.38x = 226,247.32 × 113,840.47
  4. Step 4: Simplify right side
    151,123.38x = 25,756,101,245.04
  5. Step 5: Solve for x
    x = 25,756,101,245.04/151,123.38
  6. Step 6: Final answer
    x = 170,430.95

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1.5x scale

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.