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Finding the Fourth Proportional to 157,662.86, 236,353.63 and 57,799.73

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Solution

The fourth proportional to 157,662.86, 236,353.63 and 57,799.73 is: 86,648.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,662.86 : 236,353.63 = 57,799.73 : x
  2. Step 2: Convert to fraction form
    157,662.86/236,353.63 = 57,799.73/x
  3. Step 3: Cross multiply
    157,662.86x = 236,353.63 × 57,799.73
  4. Step 4: Simplify right side
    157,662.86x = 13,661,175,998.52
  5. Step 5: Solve for x
    x = 13,661,175,998.52/157,662.86
  6. Step 6: Final answer
    x = 86,648.03

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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.