Home / 88,688.45-132,917.15-36,036.38

Finding the Fourth Proportional to 88,688.45, 132,917.15 and 36,036.38

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Solution

The fourth proportional to 88,688.45, 132,917.15 and 36,036.38 is: 54,007.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,688.45 : 132,917.15 = 36,036.38 : x
  2. Step 2: Convert to fraction form
    88,688.45/132,917.15 = 36,036.38/x
  3. Step 3: Cross multiply
    88,688.45x = 132,917.15 × 36,036.38
  4. Step 4: Simplify right side
    88,688.45x = 4,789,852,351.42
  5. Step 5: Solve for x
    x = 4,789,852,351.42/88,688.45
  6. Step 6: Final answer
    x = 54,007.63

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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.