Home / 185,733.14-278,444.18-74,899.22

Finding the Fourth Proportional to 185,733.14, 278,444.18 and 74,899.22

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Solution

The fourth proportional to 185,733.14, 278,444.18 and 74,899.22 is: 112,286.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,733.14 : 278,444.18 = 74,899.22 : x
  2. Step 2: Convert to fraction form
    185,733.14/278,444.18 = 74,899.22/x
  3. Step 3: Cross multiply
    185,733.14x = 278,444.18 × 74,899.22
  4. Step 4: Simplify right side
    185,733.14x = 20,855,250,690.57
  5. Step 5: Solve for x
    x = 20,855,250,690.57/185,733.14
  6. Step 6: Final answer
    x = 112,286.11

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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.