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Finding the Fourth Proportional to 67,160.98, 92,660.15 and 38,483.94

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Solution

The fourth proportional to 67,160.98, 92,660.15 and 38,483.94 is: 53,095.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,160.98 : 92,660.15 = 38,483.94 : x
  2. Step 2: Convert to fraction form
    67,160.98/92,660.15 = 38,483.94/x
  3. Step 3: Cross multiply
    67,160.98x = 92,660.15 × 38,483.94
  4. Step 4: Simplify right side
    67,160.98x = 3,565,928,096.68
  5. Step 5: Solve for x
    x = 3,565,928,096.68/67,160.98
  6. Step 6: Final answer
    x = 53,095.24

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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.