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Finding the Fourth Proportional to 168,760.84, 232,882.98 and 97,143.40

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Solution

The fourth proportional to 168,760.84, 232,882.98 and 97,143.40 is: 134,053.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,760.84 : 232,882.98 = 97,143.40 : x
  2. Step 2: Convert to fraction form
    168,760.84/232,882.98 = 97,143.40/x
  3. Step 3: Cross multiply
    168,760.84x = 232,882.98 × 97,143.40
  4. Step 4: Simplify right side
    168,760.84x = 22,623,044,479.33
  5. Step 5: Solve for x
    x = 22,623,044,479.33/168,760.84
  6. Step 6: Final answer
    x = 134,053.87

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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.