Home / 50,754.89-70,041.39-29,236.79

Finding the Fourth Proportional to 50,754.89, 70,041.39 and 29,236.79

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Solution

The fourth proportional to 50,754.89, 70,041.39 and 29,236.79 is: 40,346.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,754.89 : 70,041.39 = 29,236.79 : x
  2. Step 2: Convert to fraction form
    50,754.89/70,041.39 = 29,236.79/x
  3. Step 3: Cross multiply
    50,754.89x = 70,041.39 × 29,236.79
  4. Step 4: Simplify right side
    50,754.89x = 2,047,785,410.74
  5. Step 5: Solve for x
    x = 2,047,785,410.74/50,754.89
  6. Step 6: Final answer
    x = 40,346.56

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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.