Home / 195,436.80-293,155.20-133,228.80

Finding the Fourth Proportional to 195,436.80, 293,155.20 and 133,228.80

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Solution

The fourth proportional to 195,436.80, 293,155.20 and 133,228.80 is: 199,843.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,436.80 : 293,155.20 = 133,228.80 : x
  2. Step 2: Convert to fraction form
    195,436.80/293,155.20 = 133,228.80/x
  3. Step 3: Cross multiply
    195,436.80x = 293,155.20 × 133,228.80
  4. Step 4: Simplify right side
    195,436.80x = 39,056,715,509.76
  5. Step 5: Solve for x
    x = 39,056,715,509.76/195,436.80
  6. Step 6: Final answer
    x = 199,843.20

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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.