Home / 60,077.36-90,118.17-20,634.21

Finding the Fourth Proportional to 60,077.36, 90,118.17 and 20,634.21

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Solution

The fourth proportional to 60,077.36, 90,118.17 and 20,634.21 is: 30,952.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,077.36 : 90,118.17 = 20,634.21 : x
  2. Step 2: Convert to fraction form
    60,077.36/90,118.17 = 20,634.21/x
  3. Step 3: Cross multiply
    60,077.36x = 90,118.17 × 20,634.21
  4. Step 4: Simplify right side
    60,077.36x = 1,859,517,244.60
  5. Step 5: Solve for x
    x = 1,859,517,244.60/60,077.36
  6. Step 6: Final answer
    x = 30,952.05

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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.