Home / 45,627.30-62,929.53-27,721.80

Finding the Fourth Proportional to 45,627.30, 62,929.53 and 27,721.80

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Solution

The fourth proportional to 45,627.30, 62,929.53 and 27,721.80 is: 38,234.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,627.30 : 62,929.53 = 27,721.80 : x
  2. Step 2: Convert to fraction form
    45,627.30/62,929.53 = 27,721.80/x
  3. Step 3: Cross multiply
    45,627.30x = 62,929.53 × 27,721.80
  4. Step 4: Simplify right side
    45,627.30x = 1,744,519,844.75
  5. Step 5: Solve for x
    x = 1,744,519,844.75/45,627.30
  6. Step 6: Final answer
    x = 38,234.12

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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.