Home / 115,563.12-173,343.61-62,280.20

Finding the Fourth Proportional to 115,563.12, 173,343.61 and 62,280.20

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Solution

The fourth proportional to 115,563.12, 173,343.61 and 62,280.20 is: 93,419.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,563.12 : 173,343.61 = 62,280.20 : x
  2. Step 2: Convert to fraction form
    115,563.12/173,343.61 = 62,280.20/x
  3. Step 3: Cross multiply
    115,563.12x = 173,343.61 × 62,280.20
  4. Step 4: Simplify right side
    115,563.12x = 10,795,875,210.73
  5. Step 5: Solve for x
    x = 10,795,875,210.73/115,563.12
  6. Step 6: Final answer
    x = 93,419.73

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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.