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Finding the Fourth Proportional to 58,400.80, 80,593.14 and 33,250.28

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Solution

The fourth proportional to 58,400.80, 80,593.14 and 33,250.28 is: 45,885.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,400.80 : 80,593.14 = 33,250.28 : x
  2. Step 2: Convert to fraction form
    58,400.80/80,593.14 = 33,250.28/x
  3. Step 3: Cross multiply
    58,400.80x = 80,593.14 × 33,250.28
  4. Step 4: Simplify right side
    58,400.80x = 2,679,744,471.08
  5. Step 5: Solve for x
    x = 2,679,744,471.08/58,400.80
  6. Step 6: Final answer
    x = 45,885.41

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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.