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Finding the Fourth Proportional to 177,404.70, 266,301.45 and 110,919.90

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Solution

The fourth proportional to 177,404.70, 266,301.45 and 110,919.90 is: 166,501.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,404.70 : 266,301.45 = 110,919.90 : x
  2. Step 2: Convert to fraction form
    177,404.70/266,301.45 = 110,919.90/x
  3. Step 3: Cross multiply
    177,404.70x = 266,301.45 × 110,919.90
  4. Step 4: Simplify right side
    177,404.70x = 29,538,130,203.86
  5. Step 5: Solve for x
    x = 29,538,130,203.86/177,404.70
  6. Step 6: Final answer
    x = 166,501.40

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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.