Home / 38,179.67-57,211.03-15,980.95

Finding the Fourth Proportional to 38,179.67, 57,211.03 and 15,980.95

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Solution

The fourth proportional to 38,179.67, 57,211.03 and 15,980.95 is: 23,946.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,179.67 : 57,211.03 = 15,980.95 : x
  2. Step 2: Convert to fraction form
    38,179.67/57,211.03 = 15,980.95/x
  3. Step 3: Cross multiply
    38,179.67x = 57,211.03 × 15,980.95
  4. Step 4: Simplify right side
    38,179.67x = 914,286,426.90
  5. Step 5: Solve for x
    x = 914,286,426.90/38,179.67
  6. Step 6: Final answer
    x = 23,946.95

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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.