Home / 155,230.70-232,680.26-88,527.20

Finding the Fourth Proportional to 155,230.70, 232,680.26 and 88,527.20

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Solution

The fourth proportional to 155,230.70, 232,680.26 and 88,527.20 is: 132,696.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,230.70 : 232,680.26 = 88,527.20 : x
  2. Step 2: Convert to fraction form
    155,230.70/232,680.26 = 88,527.20/x
  3. Step 3: Cross multiply
    155,230.70x = 232,680.26 × 88,527.20
  4. Step 4: Simplify right side
    155,230.70x = 20,598,530,970.99
  5. Step 5: Solve for x
    x = 20,598,530,970.99/155,230.70
  6. Step 6: Final answer
    x = 132,696.25

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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.