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Finding the Fourth Proportional to 95,455.60, 143,183.40 and 48,702.40

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Solution

The fourth proportional to 95,455.60, 143,183.40 and 48,702.40 is: 73,053.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,455.60 : 143,183.40 = 48,702.40 : x
  2. Step 2: Convert to fraction form
    95,455.60/143,183.40 = 48,702.40/x
  3. Step 3: Cross multiply
    95,455.60x = 143,183.40 × 48,702.40
  4. Step 4: Simplify right side
    95,455.60x = 6,973,375,220.16
  5. Step 5: Solve for x
    x = 6,973,375,220.16/95,455.60
  6. Step 6: Final answer
    x = 73,053.60

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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.