Home / 88,212.58-132,164.79-73,515.94

Finding the Fourth Proportional to 88,212.58, 132,164.79 and 73,515.94

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Solution

The fourth proportional to 88,212.58, 132,164.79 and 73,515.94 is: 110,145.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,212.58 : 132,164.79 = 73,515.94 : x
  2. Step 2: Convert to fraction form
    88,212.58/132,164.79 = 73,515.94/x
  3. Step 3: Cross multiply
    88,212.58x = 132,164.79 × 73,515.94
  4. Step 4: Simplify right side
    88,212.58x = 9,716,218,771.75
  5. Step 5: Solve for x
    x = 9,716,218,771.75/88,212.58
  6. Step 6: Final answer
    x = 110,145.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.