Home / 269,587.24-372,030.42-148,728.81

Finding the Fourth Proportional to 269,587.24, 372,030.42 and 148,728.81

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Solution

The fourth proportional to 269,587.24, 372,030.42 and 148,728.81 is: 205,245.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,587.24 : 372,030.42 = 148,728.81 : x
  2. Step 2: Convert to fraction form
    269,587.24/372,030.42 = 148,728.81/x
  3. Step 3: Cross multiply
    269,587.24x = 372,030.42 × 148,728.81
  4. Step 4: Simplify right side
    269,587.24x = 55,331,640,673.98
  5. Step 5: Solve for x
    x = 55,331,640,673.98/269,587.24
  6. Step 6: Final answer
    x = 205,245.77

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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.