Home / 66,732.22-92,123.76-38,432.44

Finding the Fourth Proportional to 66,732.22, 92,123.76 and 38,432.44

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Solution

The fourth proportional to 66,732.22, 92,123.76 and 38,432.44 is: 53,055.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,732.22 : 92,123.76 = 38,432.44 : x
  2. Step 2: Convert to fraction form
    66,732.22/92,123.76 = 38,432.44/x
  3. Step 3: Cross multiply
    66,732.22x = 92,123.76 × 38,432.44
  4. Step 4: Simplify right side
    66,732.22x = 3,540,540,878.77
  5. Step 5: Solve for x
    x = 3,540,540,878.77/66,732.22
  6. Step 6: Final answer
    x = 53,055.94

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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.