Home / 56,344.94-77,753.60-30,850.84

Finding the Fourth Proportional to 56,344.94, 77,753.60 and 30,850.84

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Solution

The fourth proportional to 56,344.94, 77,753.60 and 30,850.84 is: 42,572.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,344.94 : 77,753.60 = 30,850.84 : x
  2. Step 2: Convert to fraction form
    56,344.94/77,753.60 = 30,850.84/x
  3. Step 3: Cross multiply
    56,344.94x = 77,753.60 × 30,850.84
  4. Step 4: Simplify right side
    56,344.94x = 2,398,763,873.02
  5. Step 5: Solve for x
    x = 2,398,763,873.02/56,344.94
  6. Step 6: Final answer
    x = 42,572.84

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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.