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Finding the Fourth Proportional to 182,264.40, 273,396.60 and 125,985.60

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Solution

The fourth proportional to 182,264.40, 273,396.60 and 125,985.60 is: 188,978.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,264.40 : 273,396.60 = 125,985.60 : x
  2. Step 2: Convert to fraction form
    182,264.40/273,396.60 = 125,985.60/x
  3. Step 3: Cross multiply
    182,264.40x = 273,396.60 × 125,985.60
  4. Step 4: Simplify right side
    182,264.40x = 34,444,034,688.96
  5. Step 5: Solve for x
    x = 34,444,034,688.96/182,264.40
  6. Step 6: Final answer
    x = 188,978.40

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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.