Home / 147,660.17-203,700.12-96,650.42

Finding the Fourth Proportional to 147,660.17, 203,700.12 and 96,650.42

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Solution

The fourth proportional to 147,660.17, 203,700.12 and 96,650.42 is: 133,331.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,660.17 : 203,700.12 = 96,650.42 : x
  2. Step 2: Convert to fraction form
    147,660.17/203,700.12 = 96,650.42/x
  3. Step 3: Cross multiply
    147,660.17x = 203,700.12 × 96,650.42
  4. Step 4: Simplify right side
    147,660.17x = 19,687,701,668.80
  5. Step 5: Solve for x
    x = 19,687,701,668.80/147,660.17
  6. Step 6: Final answer
    x = 133,331.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.