Home / 168,161.31-232,061.07-92,709.81

Finding the Fourth Proportional to 168,161.31, 232,061.07 and 92,709.81

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Solution

The fourth proportional to 168,161.31, 232,061.07 and 92,709.81 is: 127,938.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,161.31 : 232,061.07 = 92,709.81 : x
  2. Step 2: Convert to fraction form
    168,161.31/232,061.07 = 92,709.81/x
  3. Step 3: Cross multiply
    168,161.31x = 232,061.07 × 92,709.81
  4. Step 4: Simplify right side
    168,161.31x = 21,514,337,708.10
  5. Step 5: Solve for x
    x = 21,514,337,708.10/168,161.31
  6. Step 6: Final answer
    x = 127,938.69

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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.