Home / 38,125.78-57,191.91-10,045.61

Finding the Fourth Proportional to 38,125.78, 57,191.91 and 10,045.61

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Solution

The fourth proportional to 38,125.78, 57,191.91 and 10,045.61 is: 15,069.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,125.78 : 57,191.91 = 10,045.61 : x
  2. Step 2: Convert to fraction form
    38,125.78/57,191.91 = 10,045.61/x
  3. Step 3: Cross multiply
    38,125.78x = 57,191.91 × 10,045.61
  4. Step 4: Simplify right side
    38,125.78x = 574,527,623.02
  5. Step 5: Solve for x
    x = 574,527,623.02/38,125.78
  6. Step 6: Final answer
    x = 15,069.27

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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.