Home / 66,847.14-92,254.50-38,175.54

Finding the Fourth Proportional to 66,847.14, 92,254.50 and 38,175.54

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Solution

The fourth proportional to 66,847.14, 92,254.50 and 38,175.54 is: 52,685.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,847.14 : 92,254.50 = 38,175.54 : x
  2. Step 2: Convert to fraction form
    66,847.14/92,254.50 = 38,175.54/x
  3. Step 3: Cross multiply
    66,847.14x = 92,254.50 × 38,175.54
  4. Step 4: Simplify right side
    66,847.14x = 3,521,865,354.93
  5. Step 5: Solve for x
    x = 3,521,865,354.93/66,847.14
  6. Step 6: Final answer
    x = 52,685.36

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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.