Home / 125,632.80-173,373.95-68,272.58

Finding the Fourth Proportional to 125,632.80, 173,373.95 and 68,272.58

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Solution

The fourth proportional to 125,632.80, 173,373.95 and 68,272.58 is: 94,216.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,632.80 : 173,373.95 = 68,272.58 : x
  2. Step 2: Convert to fraction form
    125,632.80/173,373.95 = 68,272.58/x
  3. Step 3: Cross multiply
    125,632.80x = 173,373.95 × 68,272.58
  4. Step 4: Simplify right side
    125,632.80x = 11,836,687,475.41
  5. Step 5: Solve for x
    x = 11,836,687,475.41/125,632.80
  6. Step 6: Final answer
    x = 94,216.54

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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.