Home / 71,720.48-107,581.20-24,973.20

Finding the Fourth Proportional to 71,720.48, 107,581.20 and 24,973.20

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Solution

The fourth proportional to 71,720.48, 107,581.20 and 24,973.20 is: 37,459.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,720.48 : 107,581.20 = 24,973.20 : x
  2. Step 2: Convert to fraction form
    71,720.48/107,581.20 = 24,973.20/x
  3. Step 3: Cross multiply
    71,720.48x = 107,581.20 × 24,973.20
  4. Step 4: Simplify right side
    71,720.48x = 2,686,646,823.84
  5. Step 5: Solve for x
    x = 2,686,646,823.84/71,720.48
  6. Step 6: Final answer
    x = 37,459.97

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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.