Home / 54,450.90-75,132.72-30,247.98

Finding the Fourth Proportional to 54,450.90, 75,132.72 and 30,247.98

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Solution

The fourth proportional to 54,450.90, 75,132.72 and 30,247.98 is: 41,736.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,450.90 : 75,132.72 = 30,247.98 : x
  2. Step 2: Convert to fraction form
    54,450.90/75,132.72 = 30,247.98/x
  3. Step 3: Cross multiply
    54,450.90x = 75,132.72 × 30,247.98
  4. Step 4: Simplify right side
    54,450.90x = 2,272,613,011.91
  5. Step 5: Solve for x
    x = 2,272,613,011.91/54,450.90
  6. Step 6: Final answer
    x = 41,736.92

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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.