Home / 115,583.60-173,359.20-36,705.80

Finding the Fourth Proportional to 115,583.60, 173,359.20 and 36,705.80

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Solution

The fourth proportional to 115,583.60, 173,359.20 and 36,705.80 is: 55,053.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,583.60 : 173,359.20 = 36,705.80 : x
  2. Step 2: Convert to fraction form
    115,583.60/173,359.20 = 36,705.80/x
  3. Step 3: Cross multiply
    115,583.60x = 173,359.20 × 36,705.80
  4. Step 4: Simplify right side
    115,583.60x = 6,363,288,123.36
  5. Step 5: Solve for x
    x = 6,363,288,123.36/115,583.60
  6. Step 6: Final answer
    x = 55,053.56

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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.