Home / 195,903.40-293,855.10-186,226.60

Finding the Fourth Proportional to 195,903.40, 293,855.10 and 186,226.60

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Solution

The fourth proportional to 195,903.40, 293,855.10 and 186,226.60 is: 279,339.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,903.40 : 293,855.10 = 186,226.60 : x
  2. Step 2: Convert to fraction form
    195,903.40/293,855.10 = 186,226.60/x
  3. Step 3: Cross multiply
    195,903.40x = 293,855.10 × 186,226.60
  4. Step 4: Simplify right side
    195,903.40x = 54,723,636,165.66
  5. Step 5: Solve for x
    x = 54,723,636,165.66/195,903.40
  6. Step 6: Final answer
    x = 279,339.90

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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.