Home / 57,600.96-86,376.07-29,120.38

Finding the Fourth Proportional to 57,600.96, 86,376.07 and 29,120.38

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Solution

The fourth proportional to 57,600.96, 86,376.07 and 29,120.38 is: 43,667.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,600.96 : 86,376.07 = 29,120.38 : x
  2. Step 2: Convert to fraction form
    57,600.96/86,376.07 = 29,120.38/x
  3. Step 3: Cross multiply
    57,600.96x = 86,376.07 × 29,120.38
  4. Step 4: Simplify right side
    57,600.96x = 2,515,303,801.77
  5. Step 5: Solve for x
    x = 2,515,303,801.77/57,600.96
  6. Step 6: Final answer
    x = 43,667.74

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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.