Home / 51,601.52-77,404.02-18,324.18

Finding the Fourth Proportional to 51,601.52, 77,404.02 and 18,324.18

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Solution

The fourth proportional to 51,601.52, 77,404.02 and 18,324.18 is: 27,486.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,601.52 : 77,404.02 = 18,324.18 : x
  2. Step 2: Convert to fraction form
    51,601.52/77,404.02 = 18,324.18/x
  3. Step 3: Cross multiply
    51,601.52x = 77,404.02 × 18,324.18
  4. Step 4: Simplify right side
    51,601.52x = 1,418,365,195.20
  5. Step 5: Solve for x
    x = 1,418,365,195.20/51,601.52
  6. Step 6: Final answer
    x = 27,486.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.