Home / 262,938.40-394,582.30-96,726.40

Finding the Fourth Proportional to 262,938.40, 394,582.30 and 96,726.40

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Solution

The fourth proportional to 262,938.40, 394,582.30 and 96,726.40 is: 145,153.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,938.40 : 394,582.30 = 96,726.40 : x
  2. Step 2: Convert to fraction form
    262,938.40/394,582.30 = 96,726.40/x
  3. Step 3: Cross multiply
    262,938.40x = 394,582.30 × 96,726.40
  4. Step 4: Simplify right side
    262,938.40x = 38,166,525,382.72
  5. Step 5: Solve for x
    x = 38,166,525,382.72/262,938.40
  6. Step 6: Final answer
    x = 145,153.87

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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.