Home / 83,587.33-125,302.99-32,986.78

Finding the Fourth Proportional to 83,587.33, 125,302.99 and 32,986.78

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Solution

The fourth proportional to 83,587.33, 125,302.99 and 32,986.78 is: 49,449.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,587.33 : 125,302.99 = 32,986.78 : x
  2. Step 2: Convert to fraction form
    83,587.33/125,302.99 = 32,986.78/x
  3. Step 3: Cross multiply
    83,587.33x = 125,302.99 × 32,986.78
  4. Step 4: Simplify right side
    83,587.33x = 4,133,342,164.47
  5. Step 5: Solve for x
    x = 4,133,342,164.47/83,587.33
  6. Step 6: Final answer
    x = 49,449.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.