Home / 52,020.48-71,788.51-29,360.42

Finding the Fourth Proportional to 52,020.48, 71,788.51 and 29,360.42

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Solution

The fourth proportional to 52,020.48, 71,788.51 and 29,360.42 is: 40,517.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,020.48 : 71,788.51 = 29,360.42 : x
  2. Step 2: Convert to fraction form
    52,020.48/71,788.51 = 29,360.42/x
  3. Step 3: Cross multiply
    52,020.48x = 71,788.51 × 29,360.42
  4. Step 4: Simplify right side
    52,020.48x = 2,107,740,657.97
  5. Step 5: Solve for x
    x = 2,107,740,657.97/52,020.48
  6. Step 6: Final answer
    x = 40,517.52

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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.