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Finding the Fourth Proportional to 48,897.59, 67,476.92 and 27,676.40

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Solution

The fourth proportional to 48,897.59, 67,476.92 and 27,676.40 is: 38,192.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,897.59 : 67,476.92 = 27,676.40 : x
  2. Step 2: Convert to fraction form
    48,897.59/67,476.92 = 27,676.40/x
  3. Step 3: Cross multiply
    48,897.59x = 67,476.92 × 27,676.40
  4. Step 4: Simplify right side
    48,897.59x = 1,867,518,228.69
  5. Step 5: Solve for x
    x = 1,867,518,228.69/48,897.59
  6. Step 6: Final answer
    x = 38,192.44

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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.