Home / 154,711.20-232,077.60-61,204.80

Finding the Fourth Proportional to 154,711.20, 232,077.60 and 61,204.80

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Solution

The fourth proportional to 154,711.20, 232,077.60 and 61,204.80 is: 91,811.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,711.20 : 232,077.60 = 61,204.80 : x
  2. Step 2: Convert to fraction form
    154,711.20/232,077.60 = 61,204.80/x
  3. Step 3: Cross multiply
    154,711.20x = 232,077.60 × 61,204.80
  4. Step 4: Simplify right side
    154,711.20x = 14,204,263,092.48
  5. Step 5: Solve for x
    x = 14,204,263,092.48/154,711.20
  6. Step 6: Final answer
    x = 91,811.47

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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.