Home / 40,520.71-55,893.72-26,909.34

Finding the Fourth Proportional to 40,520.71, 55,893.72 and 26,909.34

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Solution

The fourth proportional to 40,520.71, 55,893.72 and 26,909.34 is: 37,118.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,520.71 : 55,893.72 = 26,909.34 : x
  2. Step 2: Convert to fraction form
    40,520.71/55,893.72 = 26,909.34/x
  3. Step 3: Cross multiply
    40,520.71x = 55,893.72 × 26,909.34
  4. Step 4: Simplify right side
    40,520.71x = 1,504,063,115.34
  5. Step 5: Solve for x
    x = 1,504,063,115.34/40,520.71
  6. Step 6: Final answer
    x = 37,118.38

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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.