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Finding the Fourth Proportional to 67,937.04, 93,751.29 and 37,721.46

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Solution

The fourth proportional to 67,937.04, 93,751.29 and 37,721.46 is: 52,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,937.04 : 93,751.29 = 37,721.46 : x
  2. Step 2: Convert to fraction form
    67,937.04/93,751.29 = 37,721.46/x
  3. Step 3: Cross multiply
    67,937.04x = 93,751.29 × 37,721.46
  4. Step 4: Simplify right side
    67,937.04x = 3,536,435,535.68
  5. Step 5: Solve for x
    x = 3,536,435,535.68/67,937.04
  6. Step 6: Final answer
    x = 52,054.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.