Home / 125,883.89-173,723.68-68,527.03

Finding the Fourth Proportional to 125,883.89, 173,723.68 and 68,527.03

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Solution

The fourth proportional to 125,883.89, 173,723.68 and 68,527.03 is: 94,569.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,883.89 : 173,723.68 = 68,527.03 : x
  2. Step 2: Convert to fraction form
    125,883.89/173,723.68 = 68,527.03/x
  3. Step 3: Cross multiply
    125,883.89x = 173,723.68 × 68,527.03
  4. Step 4: Simplify right side
    125,883.89x = 11,904,767,831.07
  5. Step 5: Solve for x
    x = 11,904,767,831.07/125,883.89
  6. Step 6: Final answer
    x = 94,569.43

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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.