Home / 107,948.20-161,995.20-60,563.20

Finding the Fourth Proportional to 107,948.20, 161,995.20 and 60,563.20

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Solution

The fourth proportional to 107,948.20, 161,995.20 and 60,563.20 is: 90,885.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,948.20 : 161,995.20 = 60,563.20 : x
  2. Step 2: Convert to fraction form
    107,948.20/161,995.20 = 60,563.20/x
  3. Step 3: Cross multiply
    107,948.20x = 161,995.20 × 60,563.20
  4. Step 4: Simplify right side
    107,948.20x = 9,810,947,696.64
  5. Step 5: Solve for x
    x = 9,810,947,696.64/107,948.20
  6. Step 6: Final answer
    x = 90,885.70

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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.