Home / 62,278.06-93,431.92-20,158.15

Finding the Fourth Proportional to 62,278.06, 93,431.92 and 20,158.15

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Solution

The fourth proportional to 62,278.06, 93,431.92 and 20,158.15 is: 30,242.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,278.06 : 93,431.92 = 20,158.15 : x
  2. Step 2: Convert to fraction form
    62,278.06/93,431.92 = 20,158.15/x
  3. Step 3: Cross multiply
    62,278.06x = 93,431.92 × 20,158.15
  4. Step 4: Simplify right side
    62,278.06x = 1,883,414,374.17
  5. Step 5: Solve for x
    x = 1,883,414,374.17/62,278.06
  6. Step 6: Final answer
    x = 30,242.02

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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.