Home / 66,757.06-92,093.61-38,446.33

Finding the Fourth Proportional to 66,757.06, 92,093.61 and 38,446.33

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Solution

The fourth proportional to 66,757.06, 92,093.61 and 38,446.33 is: 53,038.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,757.06 : 92,093.61 = 38,446.33 : x
  2. Step 2: Convert to fraction form
    66,757.06/92,093.61 = 38,446.33/x
  3. Step 3: Cross multiply
    66,757.06x = 92,093.61 × 38,446.33
  4. Step 4: Simplify right side
    66,757.06x = 3,540,661,320.95
  5. Step 5: Solve for x
    x = 3,540,661,320.95/66,757.06
  6. Step 6: Final answer
    x = 53,038.01

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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.