Home / 67,970.56-101,962.32-25,824.64

Finding the Fourth Proportional to 67,970.56, 101,962.32 and 25,824.64

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Solution

The fourth proportional to 67,970.56, 101,962.32 and 25,824.64 is: 38,739.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,970.56 : 101,962.32 = 25,824.64 : x
  2. Step 2: Convert to fraction form
    67,970.56/101,962.32 = 25,824.64/x
  3. Step 3: Cross multiply
    67,970.56x = 101,962.32 × 25,824.64
  4. Step 4: Simplify right side
    67,970.56x = 2,633,140,207.56
  5. Step 5: Solve for x
    x = 2,633,140,207.56/67,970.56
  6. Step 6: Final answer
    x = 38,739.42

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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.