Home / 48,851.90-73,289.40-38,894.30

Finding the Fourth Proportional to 48,851.90, 73,289.40 and 38,894.30

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Solution

The fourth proportional to 48,851.90, 73,289.40 and 38,894.30 is: 58,350.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,851.90 : 73,289.40 = 38,894.30 : x
  2. Step 2: Convert to fraction form
    48,851.90/73,289.40 = 38,894.30/x
  3. Step 3: Cross multiply
    48,851.90x = 73,289.40 × 38,894.30
  4. Step 4: Simplify right side
    48,851.90x = 2,850,539,910.42
  5. Step 5: Solve for x
    x = 2,850,539,910.42/48,851.90
  6. Step 6: Final answer
    x = 58,350.65

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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.