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Finding the Fourth Proportional to 165,575.87, 248,400.84 and 60,394.84

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Solution

The fourth proportional to 165,575.87, 248,400.84 and 60,394.84 is: 90,605.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,575.87 : 248,400.84 = 60,394.84 : x
  2. Step 2: Convert to fraction form
    165,575.87/248,400.84 = 60,394.84/x
  3. Step 3: Cross multiply
    165,575.87x = 248,400.84 × 60,394.84
  4. Step 4: Simplify right side
    165,575.87x = 15,002,128,987.67
  5. Step 5: Solve for x
    x = 15,002,128,987.67/165,575.87
  6. Step 6: Final answer
    x = 90,605.77

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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.