Home / 151,614.35-227,421.52-85,101.20

Finding the Fourth Proportional to 151,614.35, 227,421.52 and 85,101.20

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Solution

The fourth proportional to 151,614.35, 227,421.52 and 85,101.20 is: 127,651.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,614.35 : 227,421.52 = 85,101.20 : x
  2. Step 2: Convert to fraction form
    151,614.35/227,421.52 = 85,101.20/x
  3. Step 3: Cross multiply
    151,614.35x = 227,421.52 × 85,101.20
  4. Step 4: Simplify right side
    151,614.35x = 19,353,842,695.21
  5. Step 5: Solve for x
    x = 19,353,842,695.21/151,614.35
  6. Step 6: Final answer
    x = 127,651.79

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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.