Home / 173,789.68-260,705.04-55,419.52

Finding the Fourth Proportional to 173,789.68, 260,705.04 and 55,419.52

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Solution

The fourth proportional to 173,789.68, 260,705.04 and 55,419.52 is: 83,135.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,789.68 : 260,705.04 = 55,419.52 : x
  2. Step 2: Convert to fraction form
    173,789.68/260,705.04 = 55,419.52/x
  3. Step 3: Cross multiply
    173,789.68x = 260,705.04 × 55,419.52
  4. Step 4: Simplify right side
    173,789.68x = 14,448,148,178.38
  5. Step 5: Solve for x
    x = 14,448,148,178.38/173,789.68
  6. Step 6: Final answer
    x = 83,135.82

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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.