Home / 185,626.20-278,443.68-45,386.04

Finding the Fourth Proportional to 185,626.20, 278,443.68 and 45,386.04

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Solution

The fourth proportional to 185,626.20, 278,443.68 and 45,386.04 is: 68,080.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,626.20 : 278,443.68 = 45,386.04 : x
  2. Step 2: Convert to fraction form
    185,626.20/278,443.68 = 45,386.04/x
  3. Step 3: Cross multiply
    185,626.20x = 278,443.68 × 45,386.04
  4. Step 4: Simplify right side
    185,626.20x = 12,637,455,998.23
  5. Step 5: Solve for x
    x = 12,637,455,998.23/185,626.20
  6. Step 6: Final answer
    x = 68,080.13

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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.