Home / 189,613.28-284,575.44-96,145.76

Finding the Fourth Proportional to 189,613.28, 284,575.44 and 96,145.76

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Solution

The fourth proportional to 189,613.28, 284,575.44 and 96,145.76 is: 144,297.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,613.28 : 284,575.44 = 96,145.76 : x
  2. Step 2: Convert to fraction form
    189,613.28/284,575.44 = 96,145.76/x
  3. Step 3: Cross multiply
    189,613.28x = 284,575.44 × 96,145.76
  4. Step 4: Simplify right side
    189,613.28x = 27,360,721,956.13
  5. Step 5: Solve for x
    x = 27,360,721,956.13/189,613.28
  6. Step 6: Final answer
    x = 144,297.50

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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.