Home / 89,890.31-134,895.66-37,299.85

Finding the Fourth Proportional to 89,890.31, 134,895.66 and 37,299.85

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Solution

The fourth proportional to 89,890.31, 134,895.66 and 37,299.85 is: 55,974.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,890.31 : 134,895.66 = 37,299.85 : x
  2. Step 2: Convert to fraction form
    89,890.31/134,895.66 = 37,299.85/x
  3. Step 3: Cross multiply
    89,890.31x = 134,895.66 × 37,299.85
  4. Step 4: Simplify right side
    89,890.31x = 5,031,587,883.65
  5. Step 5: Solve for x
    x = 5,031,587,883.65/89,890.31
  6. Step 6: Final answer
    x = 55,974.75

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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.