Home / 40,276.97-55,602.42-25,178.03

Finding the Fourth Proportional to 40,276.97, 55,602.42 and 25,178.03

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Solution

The fourth proportional to 40,276.97, 55,602.42 and 25,178.03 is: 34,758.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,276.97 : 55,602.42 = 25,178.03 : x
  2. Step 2: Convert to fraction form
    40,276.97/55,602.42 = 25,178.03/x
  3. Step 3: Cross multiply
    40,276.97x = 55,602.42 × 25,178.03
  4. Step 4: Simplify right side
    40,276.97x = 1,399,959,398.83
  5. Step 5: Solve for x
    x = 1,399,959,398.83/40,276.97
  6. Step 6: Final answer
    x = 34,758.31

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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.