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Finding the Fourth Proportional to 178,885.04, 268,451 and 73,704.24

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Solution

The fourth proportional to 178,885.04, 268,451 and 73,704.24 is: 110,607.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,885.04 : 268,451 = 73,704.24 : x
  2. Step 2: Convert to fraction form
    178,885.04/268,451 = 73,704.24/x
  3. Step 3: Cross multiply
    178,885.04x = 268,451 × 73,704.24
  4. Step 4: Simplify right side
    178,885.04x = 19,785,976,932.24
  5. Step 5: Solve for x
    x = 19,785,976,932.24/178,885.04
  6. Step 6: Final answer
    x = 110,607.22

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1.5x scale

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.