Home / 42,608.79-63,820.24-35,129.25

Finding the Fourth Proportional to 42,608.79, 63,820.24 and 35,129.25

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Solution

The fourth proportional to 42,608.79, 63,820.24 and 35,129.25 is: 52,617.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,608.79 : 63,820.24 = 35,129.25 : x
  2. Step 2: Convert to fraction form
    42,608.79/63,820.24 = 35,129.25/x
  3. Step 3: Cross multiply
    42,608.79x = 63,820.24 × 35,129.25
  4. Step 4: Simplify right side
    42,608.79x = 2,241,957,449.26
  5. Step 5: Solve for x
    x = 2,241,957,449.26/42,608.79
  6. Step 6: Final answer
    x = 52,617.25

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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.