Home / 34,103.42-47,064.87-19,200.38

Finding the Fourth Proportional to 34,103.42, 47,064.87 and 19,200.38

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Solution

The fourth proportional to 34,103.42, 47,064.87 and 19,200.38 is: 26,497.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,103.42 : 47,064.87 = 19,200.38 : x
  2. Step 2: Convert to fraction form
    34,103.42/47,064.87 = 19,200.38/x
  3. Step 3: Cross multiply
    34,103.42x = 47,064.87 × 19,200.38
  4. Step 4: Simplify right side
    34,103.42x = 903,663,388.65
  5. Step 5: Solve for x
    x = 903,663,388.65/34,103.42
  6. Step 6: Final answer
    x = 26,497.74

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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.