Home / 125,831.12-173,646.28-69,241.04

Finding the Fourth Proportional to 125,831.12, 173,646.28 and 69,241.04

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Solution

The fourth proportional to 125,831.12, 173,646.28 and 69,241.04 is: 95,552.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,831.12 : 173,646.28 = 69,241.04 : x
  2. Step 2: Convert to fraction form
    125,831.12/173,646.28 = 69,241.04/x
  3. Step 3: Cross multiply
    125,831.12x = 173,646.28 × 69,241.04
  4. Step 4: Simplify right side
    125,831.12x = 12,023,449,019.33
  5. Step 5: Solve for x
    x = 12,023,449,019.33/125,831.12
  6. Step 6: Final answer
    x = 95,552.27

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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.