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Finding the Fourth Proportional to 79,065.93, 118,637.85 and 36,948.93

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Solution

The fourth proportional to 79,065.93, 118,637.85 and 36,948.93 is: 55,441.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,065.93 : 118,637.85 = 36,948.93 : x
  2. Step 2: Convert to fraction form
    79,065.93/118,637.85 = 36,948.93/x
  3. Step 3: Cross multiply
    79,065.93x = 118,637.85 × 36,948.93
  4. Step 4: Simplify right side
    79,065.93x = 4,383,541,615.00
  5. Step 5: Solve for x
    x = 4,383,541,615.00/79,065.93
  6. Step 6: Final answer
    x = 55,441.60

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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.