Home / 195,972.12-293,926.68-53,784.18

Finding the Fourth Proportional to 195,972.12, 293,926.68 and 53,784.18

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Solution

The fourth proportional to 195,972.12, 293,926.68 and 53,784.18 is: 80,667.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,972.12 : 293,926.68 = 53,784.18 : x
  2. Step 2: Convert to fraction form
    195,972.12/293,926.68 = 53,784.18/x
  3. Step 3: Cross multiply
    195,972.12x = 293,926.68 × 53,784.18
  4. Step 4: Simplify right side
    195,972.12x = 15,808,605,463.92
  5. Step 5: Solve for x
    x = 15,808,605,463.92/195,972.12
  6. Step 6: Final answer
    x = 80,667.62

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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.