Home / 74,561.40-111,696.30-44,891.10

Finding the Fourth Proportional to 74,561.40, 111,696.30 and 44,891.10

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Solution

The fourth proportional to 74,561.40, 111,696.30 and 44,891.10 is: 67,248.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,561.40 : 111,696.30 = 44,891.10 : x
  2. Step 2: Convert to fraction form
    74,561.40/111,696.30 = 44,891.10/x
  3. Step 3: Cross multiply
    74,561.40x = 111,696.30 × 44,891.10
  4. Step 4: Simplify right side
    74,561.40x = 5,014,169,772.93
  5. Step 5: Solve for x
    x = 5,014,169,772.93/74,561.40
  6. Step 6: Final answer
    x = 67,248.87

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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.