Home / 67,841.52-93,611.16-38,767.74

Finding the Fourth Proportional to 67,841.52, 93,611.16 and 38,767.74

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Solution

The fourth proportional to 67,841.52, 93,611.16 and 38,767.74 is: 53,493.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,841.52 : 93,611.16 = 38,767.74 : x
  2. Step 2: Convert to fraction form
    67,841.52/93,611.16 = 38,767.74/x
  3. Step 3: Cross multiply
    67,841.52x = 93,611.16 × 38,767.74
  4. Step 4: Simplify right side
    67,841.52x = 3,629,093,111.98
  5. Step 5: Solve for x
    x = 3,629,093,111.98/67,841.52
  6. Step 6: Final answer
    x = 53,493.69

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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.