Home / 179,780.04-248,120.28-108,199.80

Finding the Fourth Proportional to 179,780.04, 248,120.28 and 108,199.80

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Solution

The fourth proportional to 179,780.04, 248,120.28 and 108,199.80 is: 149,330.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,780.04 : 248,120.28 = 108,199.80 : x
  2. Step 2: Convert to fraction form
    179,780.04/248,120.28 = 108,199.80/x
  3. Step 3: Cross multiply
    179,780.04x = 248,120.28 × 108,199.80
  4. Step 4: Simplify right side
    179,780.04x = 26,846,564,671.94
  5. Step 5: Solve for x
    x = 26,846,564,671.94/179,780.04
  6. Step 6: Final answer
    x = 149,330.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.