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Finding the Fourth Proportional to 176,727.60, 264,702.60 and 153,399.60

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Solution

The fourth proportional to 176,727.60, 264,702.60 and 153,399.60 is: 229,761.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,727.60 : 264,702.60 = 153,399.60 : x
  2. Step 2: Convert to fraction form
    176,727.60/264,702.60 = 153,399.60/x
  3. Step 3: Cross multiply
    176,727.60x = 264,702.60 × 153,399.60
  4. Step 4: Simplify right side
    176,727.60x = 40,605,272,958.96
  5. Step 5: Solve for x
    x = 40,605,272,958.96/176,727.60
  6. Step 6: Final answer
    x = 229,761.92

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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.