Home / 48,531.76-66,936.42-42,553.42

Finding the Fourth Proportional to 48,531.76, 66,936.42 and 42,553.42

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Solution

The fourth proportional to 48,531.76, 66,936.42 and 42,553.42 is: 58,690.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,531.76 : 66,936.42 = 42,553.42 : x
  2. Step 2: Convert to fraction form
    48,531.76/66,936.42 = 42,553.42/x
  3. Step 3: Cross multiply
    48,531.76x = 66,936.42 × 42,553.42
  4. Step 4: Simplify right side
    48,531.76x = 2,848,373,593.56
  5. Step 5: Solve for x
    x = 2,848,373,593.56/48,531.76
  6. Step 6: Final answer
    x = 58,690.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.