Home / 54,528.60-75,255.66-30,331.92

Finding the Fourth Proportional to 54,528.60, 75,255.66 and 30,331.92

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Solution

The fourth proportional to 54,528.60, 75,255.66 and 30,331.92 is: 41,861.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,528.60 : 75,255.66 = 30,331.92 : x
  2. Step 2: Convert to fraction form
    54,528.60/75,255.66 = 30,331.92/x
  3. Step 3: Cross multiply
    54,528.60x = 75,255.66 × 30,331.92
  4. Step 4: Simplify right side
    54,528.60x = 2,282,648,658.67
  5. Step 5: Solve for x
    x = 2,282,648,658.67/54,528.60
  6. Step 6: Final answer
    x = 41,861.49

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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.