Home / 53,808.96-80,611.68-30,452.16

Finding the Fourth Proportional to 53,808.96, 80,611.68 and 30,452.16

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Solution

The fourth proportional to 53,808.96, 80,611.68 and 30,452.16 is: 45,620.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,808.96 : 80,611.68 = 30,452.16 : x
  2. Step 2: Convert to fraction form
    53,808.96/80,611.68 = 30,452.16/x
  3. Step 3: Cross multiply
    53,808.96x = 80,611.68 × 30,452.16
  4. Step 4: Simplify right side
    53,808.96x = 2,454,799,777.23
  5. Step 5: Solve for x
    x = 2,454,799,777.23/53,808.96
  6. Step 6: Final answer
    x = 45,620.65

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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.