Home / 92,030.20-138,048.38-25,464.75

Finding the Fourth Proportional to 92,030.20, 138,048.38 and 25,464.75

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Solution

The fourth proportional to 92,030.20, 138,048.38 and 25,464.75 is: 38,197.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,030.20 : 138,048.38 = 25,464.75 : x
  2. Step 2: Convert to fraction form
    92,030.20/138,048.38 = 25,464.75/x
  3. Step 3: Cross multiply
    92,030.20x = 138,048.38 × 25,464.75
  4. Step 4: Simplify right side
    92,030.20x = 3,515,367,484.61
  5. Step 5: Solve for x
    x = 3,515,367,484.61/92,030.20
  6. Step 6: Final answer
    x = 38,197.98

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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.