Home / 70,968.96-106,446.15-23,587.20

Finding the Fourth Proportional to 70,968.96, 106,446.15 and 23,587.20

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Solution

The fourth proportional to 70,968.96, 106,446.15 and 23,587.20 is: 35,378.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,968.96 : 106,446.15 = 23,587.20 : x
  2. Step 2: Convert to fraction form
    70,968.96/106,446.15 = 23,587.20/x
  3. Step 3: Cross multiply
    70,968.96x = 106,446.15 × 23,587.20
  4. Step 4: Simplify right side
    70,968.96x = 2,510,766,629.28
  5. Step 5: Solve for x
    x = 2,510,766,629.28/70,968.96
  6. Step 6: Final answer
    x = 35,378.38

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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.