Home / 193,048.71-289,253.03-136,609.17

Finding the Fourth Proportional to 193,048.71, 289,253.03 and 136,609.17

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Solution

The fourth proportional to 193,048.71, 289,253.03 and 136,609.17 is: 204,687.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,048.71 : 289,253.03 = 136,609.17 : x
  2. Step 2: Convert to fraction form
    193,048.71/289,253.03 = 136,609.17/x
  3. Step 3: Cross multiply
    193,048.71x = 289,253.03 × 136,609.17
  4. Step 4: Simplify right side
    193,048.71x = 39,514,615,665.24
  5. Step 5: Solve for x
    x = 39,514,615,665.24/193,048.71
  6. Step 6: Final answer
    x = 204,687.28

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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.