Home / 101,863.36-151,924.28-89,464.96

Finding the Fourth Proportional to 101,863.36, 151,924.28 and 89,464.96

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Solution

The fourth proportional to 101,863.36, 151,924.28 and 89,464.96 is: 133,432.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,863.36 : 151,924.28 = 89,464.96 : x
  2. Step 2: Convert to fraction form
    101,863.36/151,924.28 = 89,464.96/x
  3. Step 3: Cross multiply
    101,863.36x = 151,924.28 × 89,464.96
  4. Step 4: Simplify right side
    101,863.36x = 13,591,899,633.23
  5. Step 5: Solve for x
    x = 13,591,899,633.23/101,863.36
  6. Step 6: Final answer
    x = 133,432.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.