Home / 67,154.31-92,668.36-38,864.25

Finding the Fourth Proportional to 67,154.31, 92,668.36 and 38,864.25

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Solution

The fourth proportional to 67,154.31, 92,668.36 and 38,864.25 is: 53,630.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,154.31 : 92,668.36 = 38,864.25 : x
  2. Step 2: Convert to fraction form
    67,154.31/92,668.36 = 38,864.25/x
  3. Step 3: Cross multiply
    67,154.31x = 92,668.36 × 38,864.25
  4. Step 4: Simplify right side
    67,154.31x = 3,601,486,310.13
  5. Step 5: Solve for x
    x = 3,601,486,310.13/67,154.31
  6. Step 6: Final answer
    x = 53,630.01

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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.