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Finding the Fourth Proportional to 178,525.13, 267,786.54 and 45,404.24

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Solution

The fourth proportional to 178,525.13, 267,786.54 and 45,404.24 is: 68,106.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,525.13 : 267,786.54 = 45,404.24 : x
  2. Step 2: Convert to fraction form
    178,525.13/267,786.54 = 45,404.24/x
  3. Step 3: Cross multiply
    178,525.13x = 267,786.54 × 45,404.24
  4. Step 4: Simplify right side
    178,525.13x = 12,158,645,000.40
  5. Step 5: Solve for x
    x = 12,158,645,000.40/178,525.13
  6. Step 6: Final answer
    x = 68,106.07

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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.