Home / 262,933.40-394,574.80-96,721.40

Finding the Fourth Proportional to 262,933.40, 394,574.80 and 96,721.40

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Solution

The fourth proportional to 262,933.40, 394,574.80 and 96,721.40 is: 145,146.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,933.40 : 394,574.80 = 96,721.40 : x
  2. Step 2: Convert to fraction form
    262,933.40/394,574.80 = 96,721.40/x
  3. Step 3: Cross multiply
    262,933.40x = 394,574.80 × 96,721.40
  4. Step 4: Simplify right side
    262,933.40x = 38,163,827,060.72
  5. Step 5: Solve for x
    x = 38,163,827,060.72/262,933.40
  6. Step 6: Final answer
    x = 145,146.36

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1.5x scale

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.