Home / 67,154.68-92,668.89-38,864.62

Finding the Fourth Proportional to 67,154.68, 92,668.89 and 38,864.62

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Solution

The fourth proportional to 67,154.68, 92,668.89 and 38,864.62 is: 53,630.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,154.68 : 92,668.89 = 38,864.62 : x
  2. Step 2: Convert to fraction form
    67,154.68/92,668.89 = 38,864.62/x
  3. Step 3: Cross multiply
    67,154.68x = 92,668.89 × 38,864.62
  4. Step 4: Simplify right side
    67,154.68x = 3,601,541,195.67
  5. Step 5: Solve for x
    x = 3,601,541,195.67/67,154.68
  6. Step 6: Final answer
    x = 53,630.53

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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.