Home / 125,537.92-173,272.21-71,853.92

Finding the Fourth Proportional to 125,537.92, 173,272.21 and 71,853.92

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Solution

The fourth proportional to 125,537.92, 173,272.21 and 71,853.92 is: 99,175.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,537.92 : 173,272.21 = 71,853.92 : x
  2. Step 2: Convert to fraction form
    125,537.92/173,272.21 = 71,853.92/x
  3. Step 3: Cross multiply
    125,537.92x = 173,272.21 × 71,853.92
  4. Step 4: Simplify right side
    125,537.92x = 12,450,287,515.56
  5. Step 5: Solve for x
    x = 12,450,287,515.56/125,537.92
  6. Step 6: Final answer
    x = 99,175.51

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1.5x scale

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.