Home / 57,985.20-87,010.20-24,699.60

Finding the Fourth Proportional to 57,985.20, 87,010.20 and 24,699.60

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Solution

The fourth proportional to 57,985.20, 87,010.20 and 24,699.60 is: 37,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,985.20 : 87,010.20 = 24,699.60 : x
  2. Step 2: Convert to fraction form
    57,985.20/87,010.20 = 24,699.60/x
  3. Step 3: Cross multiply
    57,985.20x = 87,010.20 × 24,699.60
  4. Step 4: Simplify right side
    57,985.20x = 2,149,117,135.92
  5. Step 5: Solve for x
    x = 2,149,117,135.92/57,985.20
  6. Step 6: Final answer
    x = 37,063.20

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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.