Home / 60,439.15-83,406-33,215.05

Finding the Fourth Proportional to 60,439.15, 83,406 and 33,215.05

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Solution

The fourth proportional to 60,439.15, 83,406 and 33,215.05 is: 45,836.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,439.15 : 83,406 = 33,215.05 : x
  2. Step 2: Convert to fraction form
    60,439.15/83,406 = 33,215.05/x
  3. Step 3: Cross multiply
    60,439.15x = 83,406 × 33,215.05
  4. Step 4: Simplify right side
    60,439.15x = 2,770,334,460.30
  5. Step 5: Solve for x
    x = 2,770,334,460.30/60,439.15
  6. Step 6: Final answer
    x = 45,836.75

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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.