Home / 88,843.50-133,286.31-26,515.62

Finding the Fourth Proportional to 88,843.50, 133,286.31 and 26,515.62

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Solution

The fourth proportional to 88,843.50, 133,286.31 and 26,515.62 is: 39,779.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,843.50 : 133,286.31 = 26,515.62 : x
  2. Step 2: Convert to fraction form
    88,843.50/133,286.31 = 26,515.62/x
  3. Step 3: Cross multiply
    88,843.50x = 133,286.31 × 26,515.62
  4. Step 4: Simplify right side
    88,843.50x = 3,534,169,147.16
  5. Step 5: Solve for x
    x = 3,534,169,147.16/88,843.50
  6. Step 6: Final answer
    x = 39,779.72

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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.