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Finding the Fourth Proportional to 132,756.95, 199,061.62 and 43,962.03

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Solution

The fourth proportional to 132,756.95, 199,061.62 and 43,962.03 is: 65,918.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,756.95 : 199,061.62 = 43,962.03 : x
  2. Step 2: Convert to fraction form
    132,756.95/199,061.62 = 43,962.03/x
  3. Step 3: Cross multiply
    132,756.95x = 199,061.62 × 43,962.03
  4. Step 4: Simplify right side
    132,756.95x = 8,751,152,910.29
  5. Step 5: Solve for x
    x = 8,751,152,910.29/132,756.95
  6. Step 6: Final answer
    x = 65,918.60

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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.