Home / 70,984.53-106,445.62-26,580.15

Finding the Fourth Proportional to 70,984.53, 106,445.62 and 26,580.15

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Solution

The fourth proportional to 70,984.53, 106,445.62 and 26,580.15 is: 39,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,984.53 : 106,445.62 = 26,580.15 : x
  2. Step 2: Convert to fraction form
    70,984.53/106,445.62 = 26,580.15/x
  3. Step 3: Cross multiply
    70,984.53x = 106,445.62 × 26,580.15
  4. Step 4: Simplify right side
    70,984.53x = 2,829,340,546.44
  5. Step 5: Solve for x
    x = 2,829,340,546.44/70,984.53
  6. Step 6: Final answer
    x = 39,858.55

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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.