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Finding the Fourth Proportional to 153,404.62, 230,117.36 and 52,161.44

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Solution

The fourth proportional to 153,404.62, 230,117.36 and 52,161.44 is: 78,245.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,404.62 : 230,117.36 = 52,161.44 : x
  2. Step 2: Convert to fraction form
    153,404.62/230,117.36 = 52,161.44/x
  3. Step 3: Cross multiply
    153,404.62x = 230,117.36 × 52,161.44
  4. Step 4: Simplify right side
    153,404.62x = 12,003,251,455.20
  5. Step 5: Solve for x
    x = 12,003,251,455.20/153,404.62
  6. Step 6: Final answer
    x = 78,245.70

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1.5x scale

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.