Home / 167,356.72-230,941.29-99,370.18

Finding the Fourth Proportional to 167,356.72, 230,941.29 and 99,370.18

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Solution

The fourth proportional to 167,356.72, 230,941.29 and 99,370.18 is: 137,124.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,356.72 : 230,941.29 = 99,370.18 : x
  2. Step 2: Convert to fraction form
    167,356.72/230,941.29 = 99,370.18/x
  3. Step 3: Cross multiply
    167,356.72x = 230,941.29 × 99,370.18
  4. Step 4: Simplify right side
    167,356.72x = 22,948,677,556.73
  5. Step 5: Solve for x
    x = 22,948,677,556.73/167,356.72
  6. Step 6: Final answer
    x = 137,124.33

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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.