Home / 97,080.38-145,620.56-26,959.70

Finding the Fourth Proportional to 97,080.38, 145,620.56 and 26,959.70

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Solution

The fourth proportional to 97,080.38, 145,620.56 and 26,959.70 is: 40,439.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,080.38 : 145,620.56 = 26,959.70 : x
  2. Step 2: Convert to fraction form
    97,080.38/145,620.56 = 26,959.70/x
  3. Step 3: Cross multiply
    97,080.38x = 145,620.56 × 26,959.70
  4. Step 4: Simplify right side
    97,080.38x = 3,925,886,611.43
  5. Step 5: Solve for x
    x = 3,925,886,611.43/97,080.38
  6. Step 6: Final answer
    x = 40,439.55

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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.