Home / 66,110.78-91,307.31-44,853.14

Finding the Fourth Proportional to 66,110.78, 91,307.31 and 44,853.14

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Solution

The fourth proportional to 66,110.78, 91,307.31 and 44,853.14 is: 61,947.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,110.78 : 91,307.31 = 44,853.14 : x
  2. Step 2: Convert to fraction form
    66,110.78/91,307.31 = 44,853.14/x
  3. Step 3: Cross multiply
    66,110.78x = 91,307.31 × 44,853.14
  4. Step 4: Simplify right side
    66,110.78x = 4,095,419,558.45
  5. Step 5: Solve for x
    x = 4,095,419,558.45/66,110.78
  6. Step 6: Final answer
    x = 61,947.83

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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.