Home / 89,030.56-122,863.44-49,286.56

Finding the Fourth Proportional to 89,030.56, 122,863.44 and 49,286.56

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Solution

The fourth proportional to 89,030.56, 122,863.44 and 49,286.56 is: 68,016.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,030.56 : 122,863.44 = 49,286.56 : x
  2. Step 2: Convert to fraction form
    89,030.56/122,863.44 = 49,286.56/x
  3. Step 3: Cross multiply
    89,030.56x = 122,863.44 × 49,286.56
  4. Step 4: Simplify right side
    89,030.56x = 6,055,516,307.37
  5. Step 5: Solve for x
    x = 6,055,516,307.37/89,030.56
  6. Step 6: Final answer
    x = 68,016.15

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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.