Home / 79,620.23-119,426.42-29,696.45

Finding the Fourth Proportional to 79,620.23, 119,426.42 and 29,696.45

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Solution

The fourth proportional to 79,620.23, 119,426.42 and 29,696.45 is: 44,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,620.23 : 119,426.42 = 29,696.45 : x
  2. Step 2: Convert to fraction form
    79,620.23/119,426.42 = 29,696.45/x
  3. Step 3: Cross multiply
    79,620.23x = 119,426.42 × 29,696.45
  4. Step 4: Simplify right side
    79,620.23x = 3,546,540,187.32
  5. Step 5: Solve for x
    x = 3,546,540,187.32/79,620.23
  6. Step 6: Final answer
    x = 44,543.20

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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.