Home / 40,115.02-55,351.35-23,116.88

Finding the Fourth Proportional to 40,115.02, 55,351.35 and 23,116.88

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Solution

The fourth proportional to 40,115.02, 55,351.35 and 23,116.88 is: 31,897.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,115.02 : 55,351.35 = 23,116.88 : x
  2. Step 2: Convert to fraction form
    40,115.02/55,351.35 = 23,116.88/x
  3. Step 3: Cross multiply
    40,115.02x = 55,351.35 × 23,116.88
  4. Step 4: Simplify right side
    40,115.02x = 1,279,550,515.79
  5. Step 5: Solve for x
    x = 1,279,550,515.79/40,115.02
  6. Step 6: Final answer
    x = 31,897.04

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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.