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Finding the Fourth Proportional to 58,365.38, 80,540.92 and 34,494.28

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Solution

The fourth proportional to 58,365.38, 80,540.92 and 34,494.28 is: 47,600.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,365.38 : 80,540.92 = 34,494.28 : x
  2. Step 2: Convert to fraction form
    58,365.38/80,540.92 = 34,494.28/x
  3. Step 3: Cross multiply
    58,365.38x = 80,540.92 × 34,494.28
  4. Step 4: Simplify right side
    58,365.38x = 2,778,201,045.94
  5. Step 5: Solve for x
    x = 2,778,201,045.94/58,365.38
  6. Step 6: Final answer
    x = 47,600.15

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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.