Home / 179,165.40-268,748.10-159,811.80

Finding the Fourth Proportional to 179,165.40, 268,748.10 and 159,811.80

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Solution

The fourth proportional to 179,165.40, 268,748.10 and 159,811.80 is: 239,717.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,165.40 : 268,748.10 = 159,811.80 : x
  2. Step 2: Convert to fraction form
    179,165.40/268,748.10 = 159,811.80/x
  3. Step 3: Cross multiply
    179,165.40x = 268,748.10 × 159,811.80
  4. Step 4: Simplify right side
    179,165.40x = 42,949,117,607.58
  5. Step 5: Solve for x
    x = 42,949,117,607.58/179,165.40
  6. Step 6: Final answer
    x = 239,717.70

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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.