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Finding the Fourth Proportional to 67,188.88, 92,718.28 and 36,973.44

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Solution

The fourth proportional to 67,188.88, 92,718.28 and 36,973.44 is: 51,022.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,188.88 : 92,718.28 = 36,973.44 : x
  2. Step 2: Convert to fraction form
    67,188.88/92,718.28 = 36,973.44/x
  3. Step 3: Cross multiply
    67,188.88x = 92,718.28 × 36,973.44
  4. Step 4: Simplify right side
    67,188.88x = 3,428,113,762.48
  5. Step 5: Solve for x
    x = 3,428,113,762.48/67,188.88
  6. Step 6: Final answer
    x = 51,022.04

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1.5x scale

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.