Home / 125,872.97-173,707.43-69,284.34

Finding the Fourth Proportional to 125,872.97, 173,707.43 and 69,284.34

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Solution

The fourth proportional to 125,872.97, 173,707.43 and 69,284.34 is: 95,613.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,872.97 : 173,707.43 = 69,284.34 : x
  2. Step 2: Convert to fraction form
    125,872.97/173,707.43 = 69,284.34/x
  3. Step 3: Cross multiply
    125,872.97x = 173,707.43 × 69,284.34
  4. Step 4: Simplify right side
    125,872.97x = 12,035,204,294.22
  5. Step 5: Solve for x
    x = 12,035,204,294.22/125,872.97
  6. Step 6: Final answer
    x = 95,613.89

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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.