Home / 54,445.52-75,134.76-31,800.08

Finding the Fourth Proportional to 54,445.52, 75,134.76 and 31,800.08

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Solution

The fourth proportional to 54,445.52, 75,134.76 and 31,800.08 is: 43,884.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,445.52 : 75,134.76 = 31,800.08 : x
  2. Step 2: Convert to fraction form
    54,445.52/75,134.76 = 31,800.08/x
  3. Step 3: Cross multiply
    54,445.52x = 75,134.76 × 31,800.08
  4. Step 4: Simplify right side
    54,445.52x = 2,389,291,378.78
  5. Step 5: Solve for x
    x = 2,389,291,378.78/54,445.52
  6. Step 6: Final answer
    x = 43,884.08

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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.