Home / 53,793.86-74,234.45-29,920.02

Finding the Fourth Proportional to 53,793.86, 74,234.45 and 29,920.02

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Solution

The fourth proportional to 53,793.86, 74,234.45 and 29,920.02 is: 41,289.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,793.86 : 74,234.45 = 29,920.02 : x
  2. Step 2: Convert to fraction form
    53,793.86/74,234.45 = 29,920.02/x
  3. Step 3: Cross multiply
    53,793.86x = 74,234.45 × 29,920.02
  4. Step 4: Simplify right side
    53,793.86x = 2,221,096,025.11
  5. Step 5: Solve for x
    x = 2,221,096,025.11/53,793.86
  6. Step 6: Final answer
    x = 41,289.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.