Home / 125,592.68-173,317.18-68,231.54

Finding the Fourth Proportional to 125,592.68, 173,317.18 and 68,231.54

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Solution

The fourth proportional to 125,592.68, 173,317.18 and 68,231.54 is: 94,159.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,592.68 : 173,317.18 = 68,231.54 : x
  2. Step 2: Convert to fraction form
    125,592.68/173,317.18 = 68,231.54/x
  3. Step 3: Cross multiply
    125,592.68x = 173,317.18 × 68,231.54
  4. Step 4: Simplify right side
    125,592.68x = 11,825,698,099.86
  5. Step 5: Solve for x
    x = 11,825,698,099.86/125,592.68
  6. Step 6: Final answer
    x = 94,159.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.