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Finding the Fourth Proportional to 182,115.76, 273,170.40 and 69,765.52

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Solution

The fourth proportional to 182,115.76, 273,170.40 and 69,765.52 is: 104,647.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,115.76 : 273,170.40 = 69,765.52 : x
  2. Step 2: Convert to fraction form
    182,115.76/273,170.40 = 69,765.52/x
  3. Step 3: Cross multiply
    182,115.76x = 273,170.40 × 69,765.52
  4. Step 4: Simplify right side
    182,115.76x = 19,057,875,004.61
  5. Step 5: Solve for x
    x = 19,057,875,004.61/182,115.76
  6. Step 6: Final answer
    x = 104,647.04

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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.