Home / 103,690.20-155,501.82-33,552.84

Finding the Fourth Proportional to 103,690.20, 155,501.82 and 33,552.84

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Solution

The fourth proportional to 103,690.20, 155,501.82 and 33,552.84 is: 50,318.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,690.20 : 155,501.82 = 33,552.84 : x
  2. Step 2: Convert to fraction form
    103,690.20/155,501.82 = 33,552.84/x
  3. Step 3: Cross multiply
    103,690.20x = 155,501.82 × 33,552.84
  4. Step 4: Simplify right side
    103,690.20x = 5,217,527,686.17
  5. Step 5: Solve for x
    x = 5,217,527,686.17/103,690.20
  6. Step 6: Final answer
    x = 50,318.43

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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.