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Finding the Fourth Proportional to 58,425.52, 80,598.20 and 34,540.56

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Solution

The fourth proportional to 58,425.52, 80,598.20 and 34,540.56 is: 47,648.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,425.52 : 80,598.20 = 34,540.56 : x
  2. Step 2: Convert to fraction form
    58,425.52/80,598.20 = 34,540.56/x
  3. Step 3: Cross multiply
    58,425.52x = 80,598.20 × 34,540.56
  4. Step 4: Simplify right side
    58,425.52x = 2,783,906,962.99
  5. Step 5: Solve for x
    x = 2,783,906,962.99/58,425.52
  6. Step 6: Final answer
    x = 47,648.82

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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.