Home / 79,587.12-119,382.06-26,997.96

Finding the Fourth Proportional to 79,587.12, 119,382.06 and 26,997.96

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Solution

The fourth proportional to 79,587.12, 119,382.06 and 26,997.96 is: 40,497.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,587.12 : 119,382.06 = 26,997.96 : x
  2. Step 2: Convert to fraction form
    79,587.12/119,382.06 = 26,997.96/x
  3. Step 3: Cross multiply
    79,587.12x = 119,382.06 × 26,997.96
  4. Step 4: Simplify right side
    79,587.12x = 3,223,072,080.60
  5. Step 5: Solve for x
    x = 3,223,072,080.60/79,587.12
  6. Step 6: Final answer
    x = 40,497.41

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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.