Home / 71,811.02-107,765.73-25,063.90

Finding the Fourth Proportional to 71,811.02, 107,765.73 and 25,063.90

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Solution

The fourth proportional to 71,811.02, 107,765.73 and 25,063.90 is: 37,613.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,811.02 : 107,765.73 = 25,063.90 : x
  2. Step 2: Convert to fraction form
    71,811.02/107,765.73 = 25,063.90/x
  3. Step 3: Cross multiply
    71,811.02x = 107,765.73 × 25,063.90
  4. Step 4: Simplify right side
    71,811.02x = 2,701,028,941.32
  5. Step 5: Solve for x
    x = 2,701,028,941.32/71,811.02
  6. Step 6: Final answer
    x = 37,613.01

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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.