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Finding the Fourth Proportional to 73,270.43, 109,904.45 and 23,349.86

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Solution

The fourth proportional to 73,270.43, 109,904.45 and 23,349.86 is: 35,024.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,270.43 : 109,904.45 = 23,349.86 : x
  2. Step 2: Convert to fraction form
    73,270.43/109,904.45 = 23,349.86/x
  3. Step 3: Cross multiply
    73,270.43x = 109,904.45 × 23,349.86
  4. Step 4: Simplify right side
    73,270.43x = 2,566,252,854.61
  5. Step 5: Solve for x
    x = 2,566,252,854.61/73,270.43
  6. Step 6: Final answer
    x = 35,024.40

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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.