Home / 88,343.58-132,516.78-21,783.73

Finding the Fourth Proportional to 88,343.58, 132,516.78 and 21,783.73

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Solution

The fourth proportional to 88,343.58, 132,516.78 and 21,783.73 is: 32,675.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,343.58 : 132,516.78 = 21,783.73 : x
  2. Step 2: Convert to fraction form
    88,343.58/132,516.78 = 21,783.73/x
  3. Step 3: Cross multiply
    88,343.58x = 132,516.78 × 21,783.73
  4. Step 4: Simplify right side
    88,343.58x = 2,886,710,087.28
  5. Step 5: Solve for x
    x = 2,886,710,087.28/88,343.58
  6. Step 6: Final answer
    x = 32,675.95

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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.