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Finding the Fourth Proportional to 67,670.81, 93,372.75 and 37,454.71

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Solution

The fourth proportional to 67,670.81, 93,372.75 and 37,454.71 is: 51,680.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,670.81 : 93,372.75 = 37,454.71 : x
  2. Step 2: Convert to fraction form
    67,670.81/93,372.75 = 37,454.71/x
  3. Step 3: Cross multiply
    67,670.81x = 93,372.75 × 37,454.71
  4. Step 4: Simplify right side
    67,670.81x = 3,497,248,619.02
  5. Step 5: Solve for x
    x = 3,497,248,619.02/67,670.81
  6. Step 6: Final answer
    x = 51,680.31

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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.