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Finding the Fourth Proportional to 67,380.63, 92,984.63 and 37,166.16

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Solution

The fourth proportional to 67,380.63, 92,984.63 and 37,166.16 is: 51,288.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,380.63 : 92,984.63 = 37,166.16 : x
  2. Step 2: Convert to fraction form
    67,380.63/92,984.63 = 37,166.16/x
  3. Step 3: Cross multiply
    67,380.63x = 92,984.63 × 37,166.16
  4. Step 4: Simplify right side
    67,380.63x = 3,455,881,275.94
  5. Step 5: Solve for x
    x = 3,455,881,275.94/67,380.63
  6. Step 6: Final answer
    x = 51,288.95

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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.