Home / 83,587.38-125,292.87-27,412.80

Finding the Fourth Proportional to 83,587.38, 125,292.87 and 27,412.80

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Solution

The fourth proportional to 83,587.38, 125,292.87 and 27,412.80 is: 41,090.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,587.38 : 125,292.87 = 27,412.80 : x
  2. Step 2: Convert to fraction form
    83,587.38/125,292.87 = 27,412.80/x
  3. Step 3: Cross multiply
    83,587.38x = 125,292.87 × 27,412.80
  4. Step 4: Simplify right side
    83,587.38x = 3,434,628,386.74
  5. Step 5: Solve for x
    x = 3,434,628,386.74/83,587.38
  6. Step 6: Final answer
    x = 41,090.27

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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.