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Finding the Fourth Proportional to 144,784.60, 217,176.90 and 95,536.60

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Solution

The fourth proportional to 144,784.60, 217,176.90 and 95,536.60 is: 143,304.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,784.60 : 217,176.90 = 95,536.60 : x
  2. Step 2: Convert to fraction form
    144,784.60/217,176.90 = 95,536.60/x
  3. Step 3: Cross multiply
    144,784.60x = 217,176.90 × 95,536.60
  4. Step 4: Simplify right side
    144,784.60x = 20,748,342,624.54
  5. Step 5: Solve for x
    x = 20,748,342,624.54/144,784.60
  6. Step 6: Final answer
    x = 143,304.90

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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.