Home / 40,129.43-55,387.83-26,701.25

Finding the Fourth Proportional to 40,129.43, 55,387.83 and 26,701.25

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Solution

The fourth proportional to 40,129.43, 55,387.83 and 26,701.25 is: 36,853.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,129.43 : 55,387.83 = 26,701.25 : x
  2. Step 2: Convert to fraction form
    40,129.43/55,387.83 = 26,701.25/x
  3. Step 3: Cross multiply
    40,129.43x = 55,387.83 × 26,701.25
  4. Step 4: Simplify right side
    40,129.43x = 1,478,924,295.79
  5. Step 5: Solve for x
    x = 1,478,924,295.79/40,129.43
  6. Step 6: Final answer
    x = 36,853.86

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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.