Home / 193,044.96-289,247.40-136,605.42

Finding the Fourth Proportional to 193,044.96, 289,247.40 and 136,605.42

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Solution

The fourth proportional to 193,044.96, 289,247.40 and 136,605.42 is: 204,681.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,044.96 : 289,247.40 = 136,605.42 : x
  2. Step 2: Convert to fraction form
    193,044.96/289,247.40 = 136,605.42/x
  3. Step 3: Cross multiply
    193,044.96x = 289,247.40 × 136,605.42
  4. Step 4: Simplify right side
    193,044.96x = 39,512,762,560.91
  5. Step 5: Solve for x
    x = 39,512,762,560.91/193,044.96
  6. Step 6: Final answer
    x = 204,681.66

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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.