Home / 282,044.73-389,166.21-167,301.75

Finding the Fourth Proportional to 282,044.73, 389,166.21 and 167,301.75

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Solution

The fourth proportional to 282,044.73, 389,166.21 and 167,301.75 is: 230,843.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,044.73 : 389,166.21 = 167,301.75 : x
  2. Step 2: Convert to fraction form
    282,044.73/389,166.21 = 167,301.75/x
  3. Step 3: Cross multiply
    282,044.73x = 389,166.21 × 167,301.75
  4. Step 4: Simplify right side
    282,044.73x = 65,108,187,973.87
  5. Step 5: Solve for x
    x = 65,108,187,973.87/282,044.73
  6. Step 6: Final answer
    x = 230,843.48

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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.