Home / 125,971.96-173,849.18-69,383.32

Finding the Fourth Proportional to 125,971.96, 173,849.18 and 69,383.32

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Solution

The fourth proportional to 125,971.96, 173,849.18 and 69,383.32 is: 95,753.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,971.96 : 173,849.18 = 69,383.32 : x
  2. Step 2: Convert to fraction form
    125,971.96/173,849.18 = 69,383.32/x
  3. Step 3: Cross multiply
    125,971.96x = 173,849.18 × 69,383.32
  4. Step 4: Simplify right side
    125,971.96x = 12,062,233,287.68
  5. Step 5: Solve for x
    x = 12,062,233,287.68/125,971.96
  6. Step 6: Final answer
    x = 95,753.32

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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.