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Finding the Fourth Proportional to 96,007.40, 143,967.90 and 36,823.40

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Solution

The fourth proportional to 96,007.40, 143,967.90 and 36,823.40 is: 55,218.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,007.40 : 143,967.90 = 36,823.40 : x
  2. Step 2: Convert to fraction form
    96,007.40/143,967.90 = 36,823.40/x
  3. Step 3: Cross multiply
    96,007.40x = 143,967.90 × 36,823.40
  4. Step 4: Simplify right side
    96,007.40x = 5,301,387,568.86
  5. Step 5: Solve for x
    x = 5,301,387,568.86/96,007.40
  6. Step 6: Final answer
    x = 55,218.53

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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.