Home / 125,584.22-173,114.21-77,096.61

Finding the Fourth Proportional to 125,584.22, 173,114.21 and 77,096.61

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Solution

The fourth proportional to 125,584.22, 173,114.21 and 77,096.61 is: 106,275.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,584.22 : 173,114.21 = 77,096.61 : x
  2. Step 2: Convert to fraction form
    125,584.22/173,114.21 = 77,096.61/x
  3. Step 3: Cross multiply
    125,584.22x = 173,114.21 × 77,096.61
  4. Step 4: Simplify right side
    125,584.22x = 13,346,518,926.57
  5. Step 5: Solve for x
    x = 13,346,518,926.57/125,584.22
  6. Step 6: Final answer
    x = 106,275.44

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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.