Home / 125,590.40-173,317.96-69,003.20

Finding the Fourth Proportional to 125,590.40, 173,317.96 and 69,003.20

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Solution

The fourth proportional to 125,590.40, 173,317.96 and 69,003.20 is: 95,226.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,590.40 : 173,317.96 = 69,003.20 : x
  2. Step 2: Convert to fraction form
    125,590.40/173,317.96 = 69,003.20/x
  3. Step 3: Cross multiply
    125,590.40x = 173,317.96 × 69,003.20
  4. Step 4: Simplify right side
    125,590.40x = 11,959,493,857.47
  5. Step 5: Solve for x
    x = 11,959,493,857.47/125,590.40
  6. Step 6: Final answer
    x = 95,226.18

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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.