Home / 125,528.66-173,228.85-68,169.14

Finding the Fourth Proportional to 125,528.66, 173,228.85 and 68,169.14

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Solution

The fourth proportional to 125,528.66, 173,228.85 and 68,169.14 is: 94,073.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,528.66 : 173,228.85 = 68,169.14 : x
  2. Step 2: Convert to fraction form
    125,528.66/173,228.85 = 68,169.14/x
  3. Step 3: Cross multiply
    125,528.66x = 173,228.85 × 68,169.14
  4. Step 4: Simplify right side
    125,528.66x = 11,808,861,727.69
  5. Step 5: Solve for x
    x = 11,808,861,727.69/125,528.66
  6. Step 6: Final answer
    x = 94,073.03

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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.