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Finding the Fourth Proportional to 199,973.57, 300,034.46 and 93,417.66

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Solution

The fourth proportional to 199,973.57, 300,034.46 and 93,417.66 is: 140,161.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,973.57 : 300,034.46 = 93,417.66 : x
  2. Step 2: Convert to fraction form
    199,973.57/300,034.46 = 93,417.66/x
  3. Step 3: Cross multiply
    199,973.57x = 300,034.46 × 93,417.66
  4. Step 4: Simplify right side
    199,973.57x = 28,028,517,406.11
  5. Step 5: Solve for x
    x = 28,028,517,406.11/199,973.57
  6. Step 6: Final answer
    x = 140,161.11

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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.