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Finding the Fourth Proportional to 67,803.70, 93,569.88 and 37,589.71

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Solution

The fourth proportional to 67,803.70, 93,569.88 and 37,589.71 is: 51,874.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,803.70 : 93,569.88 = 37,589.71 : x
  2. Step 2: Convert to fraction form
    67,803.70/93,569.88 = 37,589.71/x
  3. Step 3: Cross multiply
    67,803.70x = 93,569.88 × 37,589.71
  4. Step 4: Simplify right side
    67,803.70x = 3,517,264,653.93
  5. Step 5: Solve for x
    x = 3,517,264,653.93/67,803.70
  6. Step 6: Final answer
    x = 51,874.23

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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.