Home / 195,464.20-293,196.30-135,329.80

Finding the Fourth Proportional to 195,464.20, 293,196.30 and 135,329.80

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Solution

The fourth proportional to 195,464.20, 293,196.30 and 135,329.80 is: 202,994.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,464.20 : 293,196.30 = 135,329.80 : x
  2. Step 2: Convert to fraction form
    195,464.20/293,196.30 = 135,329.80/x
  3. Step 3: Cross multiply
    195,464.20x = 293,196.30 × 135,329.80
  4. Step 4: Simplify right side
    195,464.20x = 39,678,196,639.74
  5. Step 5: Solve for x
    x = 39,678,196,639.74/195,464.20
  6. Step 6: Final answer
    x = 202,994.70

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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.