Home / 125,926.86-173,782.89-69,340.26

Finding the Fourth Proportional to 125,926.86, 173,782.89 and 69,340.26

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Solution

The fourth proportional to 125,926.86, 173,782.89 and 69,340.26 is: 95,691.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,926.86 : 173,782.89 = 69,340.26 : x
  2. Step 2: Convert to fraction form
    125,926.86/173,782.89 = 69,340.26/x
  3. Step 3: Cross multiply
    125,926.86x = 173,782.89 × 69,340.26
  4. Step 4: Simplify right side
    125,926.86x = 12,050,150,776.15
  5. Step 5: Solve for x
    x = 12,050,150,776.15/125,926.86
  6. Step 6: Final answer
    x = 95,691.66

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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.