Home / 125,699.04-173,463.12-69,109.92

Finding the Fourth Proportional to 125,699.04, 173,463.12 and 69,109.92

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Solution

The fourth proportional to 125,699.04, 173,463.12 and 69,109.92 is: 95,370.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,699.04 : 173,463.12 = 69,109.92 : x
  2. Step 2: Convert to fraction form
    125,699.04/173,463.12 = 69,109.92/x
  3. Step 3: Cross multiply
    125,699.04x = 173,463.12 × 69,109.92
  4. Step 4: Simplify right side
    125,699.04x = 11,988,022,346.15
  5. Step 5: Solve for x
    x = 11,988,022,346.15/125,699.04
  6. Step 6: Final answer
    x = 95,370.83

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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.