Home / 52,086.06-78,131.25-15,150.06

Finding the Fourth Proportional to 52,086.06, 78,131.25 and 15,150.06

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Solution

The fourth proportional to 52,086.06, 78,131.25 and 15,150.06 is: 22,725.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,086.06 : 78,131.25 = 15,150.06 : x
  2. Step 2: Convert to fraction form
    52,086.06/78,131.25 = 15,150.06/x
  3. Step 3: Cross multiply
    52,086.06x = 78,131.25 × 15,150.06
  4. Step 4: Simplify right side
    52,086.06x = 1,183,693,125.38
  5. Step 5: Solve for x
    x = 1,183,693,125.38/52,086.06
  6. Step 6: Final answer
    x = 22,725.72

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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.