Home / 155,488.44-232,949.72-108,003.20

Finding the Fourth Proportional to 155,488.44, 232,949.72 and 108,003.20

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Solution

The fourth proportional to 155,488.44, 232,949.72 and 108,003.20 is: 161,808.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,488.44 : 232,949.72 = 108,003.20 : x
  2. Step 2: Convert to fraction form
    155,488.44/232,949.72 = 108,003.20/x
  3. Step 3: Cross multiply
    155,488.44x = 232,949.72 × 108,003.20
  4. Step 4: Simplify right side
    155,488.44x = 25,159,315,199.10
  5. Step 5: Solve for x
    x = 25,159,315,199.10/155,488.44
  6. Step 6: Final answer
    x = 161,808.27

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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.