Home / 125,721.88-173,494.66-93,600

Finding the Fourth Proportional to 125,721.88, 173,494.66 and 93,600

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Solution

The fourth proportional to 125,721.88, 173,494.66 and 93,600 is: 129,166.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,721.88 : 173,494.66 = 93,600 : x
  2. Step 2: Convert to fraction form
    125,721.88/173,494.66 = 93,600/x
  3. Step 3: Cross multiply
    125,721.88x = 173,494.66 × 93,600
  4. Step 4: Simplify right side
    125,721.88x = 16,239,100,176
  5. Step 5: Solve for x
    x = 16,239,100,176/125,721.88
  6. Step 6: Final answer
    x = 129,166.86

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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.