Home / 37,136.43-51,248.31-20,140.67

Finding the Fourth Proportional to 37,136.43, 51,248.31 and 20,140.67

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Solution

The fourth proportional to 37,136.43, 51,248.31 and 20,140.67 is: 27,794.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,136.43 : 51,248.31 = 20,140.67 : x
  2. Step 2: Convert to fraction form
    37,136.43/51,248.31 = 20,140.67/x
  3. Step 3: Cross multiply
    37,136.43x = 51,248.31 × 20,140.67
  4. Step 4: Simplify right side
    37,136.43x = 1,032,175,352.36
  5. Step 5: Solve for x
    x = 1,032,175,352.36/37,136.43
  6. Step 6: Final answer
    x = 27,794.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.