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Finding the Fourth Proportional to 96,007.90, 143,968.65 and 36,823.90

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Solution

The fourth proportional to 96,007.90, 143,968.65 and 36,823.90 is: 55,219.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,007.90 : 143,968.65 = 36,823.90 : x
  2. Step 2: Convert to fraction form
    96,007.90/143,968.65 = 36,823.90/x
  3. Step 3: Cross multiply
    96,007.90x = 143,968.65 × 36,823.90
  4. Step 4: Simplify right side
    96,007.90x = 5,301,487,170.74
  5. Step 5: Solve for x
    x = 5,301,487,170.74/96,007.90
  6. Step 6: Final answer
    x = 55,219.28

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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.