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Finding the Fourth Proportional to 192,545.62, 265,714.63 and 107,662.69

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Solution

The fourth proportional to 192,545.62, 265,714.63 and 107,662.69 is: 148,575.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,545.62 : 265,714.63 = 107,662.69 : x
  2. Step 2: Convert to fraction form
    192,545.62/265,714.63 = 107,662.69/x
  3. Step 3: Cross multiply
    192,545.62x = 265,714.63 × 107,662.69
  4. Step 4: Simplify right side
    192,545.62x = 28,607,550,406.50
  5. Step 5: Solve for x
    x = 28,607,550,406.50/192,545.62
  6. Step 6: Final answer
    x = 148,575.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.