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Finding the Fourth Proportional to 27,167.20, 40,754.61 and 25,673.20

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Solution

The fourth proportional to 27,167.20, 40,754.61 and 25,673.20 is: 38,513.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,167.20 : 40,754.61 = 25,673.20 : x
  2. Step 2: Convert to fraction form
    27,167.20/40,754.61 = 25,673.20/x
  3. Step 3: Cross multiply
    27,167.20x = 40,754.61 × 25,673.20
  4. Step 4: Simplify right side
    27,167.20x = 1,046,301,332.67
  5. Step 5: Solve for x
    x = 1,046,301,332.67/27,167.20
  6. Step 6: Final answer
    x = 38,513.40

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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.