Home / 54,472.64-75,174.20-30,598.80

Finding the Fourth Proportional to 54,472.64, 75,174.20 and 30,598.80

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Solution

The fourth proportional to 54,472.64, 75,174.20 and 30,598.80 is: 42,227.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,472.64 : 75,174.20 = 30,598.80 : x
  2. Step 2: Convert to fraction form
    54,472.64/75,174.20 = 30,598.80/x
  3. Step 3: Cross multiply
    54,472.64x = 75,174.20 × 30,598.80
  4. Step 4: Simplify right side
    54,472.64x = 2,300,240,310.96
  5. Step 5: Solve for x
    x = 2,300,240,310.96/54,472.64
  6. Step 6: Final answer
    x = 42,227.44

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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.