Home / 60,251.16-90,375.37-20,804.56

Finding the Fourth Proportional to 60,251.16, 90,375.37 and 20,804.56

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Solution

The fourth proportional to 60,251.16, 90,375.37 and 20,804.56 is: 31,206.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,251.16 : 90,375.37 = 20,804.56 : x
  2. Step 2: Convert to fraction form
    60,251.16/90,375.37 = 20,804.56/x
  3. Step 3: Cross multiply
    60,251.16x = 90,375.37 × 20,804.56
  4. Step 4: Simplify right side
    60,251.16x = 1,880,219,807.69
  5. Step 5: Solve for x
    x = 1,880,219,807.69/60,251.16
  6. Step 6: Final answer
    x = 31,206.37

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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.