Home / 88,986.80-133,441.32-26,642.72

Finding the Fourth Proportional to 88,986.80, 133,441.32 and 26,642.72

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Solution

The fourth proportional to 88,986.80, 133,441.32 and 26,642.72 is: 39,952.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,986.80 : 133,441.32 = 26,642.72 : x
  2. Step 2: Convert to fraction form
    88,986.80/133,441.32 = 26,642.72/x
  3. Step 3: Cross multiply
    88,986.80x = 133,441.32 × 26,642.72
  4. Step 4: Simplify right side
    88,986.80x = 3,555,239,725.19
  5. Step 5: Solve for x
    x = 3,555,239,725.19/88,986.80
  6. Step 6: Final answer
    x = 39,952.44

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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.