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Finding the Fourth Proportional to 67,307.80, 100,866.53 and 37,335.27

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Solution

The fourth proportional to 67,307.80, 100,866.53 and 37,335.27 is: 55,950.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,307.80 : 100,866.53 = 37,335.27 : x
  2. Step 2: Convert to fraction form
    67,307.80/100,866.53 = 37,335.27/x
  3. Step 3: Cross multiply
    67,307.80x = 100,866.53 × 37,335.27
  4. Step 4: Simplify right side
    67,307.80x = 3,765,878,754.00
  5. Step 5: Solve for x
    x = 3,765,878,754.00/67,307.80
  6. Step 6: Final answer
    x = 55,950.11

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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.