Home / 34,140.99-51,174.47-17,478.16

Finding the Fourth Proportional to 34,140.99, 51,174.47 and 17,478.16

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Solution

The fourth proportional to 34,140.99, 51,174.47 and 17,478.16 is: 26,198.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,140.99 : 51,174.47 = 17,478.16 : x
  2. Step 2: Convert to fraction form
    34,140.99/51,174.47 = 17,478.16/x
  3. Step 3: Cross multiply
    34,140.99x = 51,174.47 × 17,478.16
  4. Step 4: Simplify right side
    34,140.99x = 894,435,487.18
  5. Step 5: Solve for x
    x = 894,435,487.18/34,140.99
  6. Step 6: Final answer
    x = 26,198.29

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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.