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Finding the Fourth Proportional to 60,520.61, 83,520.44 and 33,297.81

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Solution

The fourth proportional to 60,520.61, 83,520.44 and 33,297.81 is: 45,952.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,520.61 : 83,520.44 = 33,297.81 : x
  2. Step 2: Convert to fraction form
    60,520.61/83,520.44 = 33,297.81/x
  3. Step 3: Cross multiply
    60,520.61x = 83,520.44 × 33,297.81
  4. Step 4: Simplify right side
    60,520.61x = 2,781,047,575.75
  5. Step 5: Solve for x
    x = 2,781,047,575.75/60,520.61
  6. Step 6: Final answer
    x = 45,952.08

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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.