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Finding the Fourth Proportional to 67,368.15, 92,968.71 and 37,154.70

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Solution

The fourth proportional to 67,368.15, 92,968.71 and 37,154.70 is: 51,273.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,368.15 : 92,968.71 = 37,154.70 : x
  2. Step 2: Convert to fraction form
    67,368.15/92,968.71 = 37,154.70/x
  3. Step 3: Cross multiply
    67,368.15x = 92,968.71 × 37,154.70
  4. Step 4: Simplify right side
    67,368.15x = 3,454,224,529.44
  5. Step 5: Solve for x
    x = 3,454,224,529.44/67,368.15
  6. Step 6: Final answer
    x = 51,273.85

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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.