Home / 115,517.20-173,281.20-36,637.60

Finding the Fourth Proportional to 115,517.20, 173,281.20 and 36,637.60

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Solution

The fourth proportional to 115,517.20, 173,281.20 and 36,637.60 is: 54,958.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,517.20 : 173,281.20 = 36,637.60 : x
  2. Step 2: Convert to fraction form
    115,517.20/173,281.20 = 36,637.60/x
  3. Step 3: Cross multiply
    115,517.20x = 173,281.20 × 36,637.60
  4. Step 4: Simplify right side
    115,517.20x = 6,348,607,293.12
  5. Step 5: Solve for x
    x = 6,348,607,293.12/115,517.20
  6. Step 6: Final answer
    x = 54,958.11

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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.