Home / 89,082.18-122,935.39-50,840.97

Finding the Fourth Proportional to 89,082.18, 122,935.39 and 50,840.97

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Solution

The fourth proportional to 89,082.18, 122,935.39 and 50,840.97 is: 70,161.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,082.18 : 122,935.39 = 50,840.97 : x
  2. Step 2: Convert to fraction form
    89,082.18/122,935.39 = 50,840.97/x
  3. Step 3: Cross multiply
    89,082.18x = 122,935.39 × 50,840.97
  4. Step 4: Simplify right side
    89,082.18x = 6,250,154,633.81
  5. Step 5: Solve for x
    x = 6,250,154,633.81/89,082.18
  6. Step 6: Final answer
    x = 70,161.67

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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.