Home / 151,219.28-226,697.70-76,276.87

Finding the Fourth Proportional to 151,219.28, 226,697.70 and 76,276.87

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Solution

The fourth proportional to 151,219.28, 226,697.70 and 76,276.87 is: 114,349.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,219.28 : 226,697.70 = 76,276.87 : x
  2. Step 2: Convert to fraction form
    151,219.28/226,697.70 = 76,276.87/x
  3. Step 3: Cross multiply
    151,219.28x = 226,697.70 × 76,276.87
  4. Step 4: Simplify right side
    151,219.28x = 17,291,790,992.20
  5. Step 5: Solve for x
    x = 17,291,790,992.20/151,219.28
  6. Step 6: Final answer
    x = 114,349.12

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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.