Home / 38,555.20-57,832.80-34,100.80

Finding the Fourth Proportional to 38,555.20, 57,832.80 and 34,100.80

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Solution

The fourth proportional to 38,555.20, 57,832.80 and 34,100.80 is: 51,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,555.20 : 57,832.80 = 34,100.80 : x
  2. Step 2: Convert to fraction form
    38,555.20/57,832.80 = 34,100.80/x
  3. Step 3: Cross multiply
    38,555.20x = 57,832.80 × 34,100.80
  4. Step 4: Simplify right side
    38,555.20x = 1,972,144,746.24
  5. Step 5: Solve for x
    x = 1,972,144,746.24/38,555.20
  6. Step 6: Final answer
    x = 51,151.20

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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.