Home / 60,352.20-90,528.30-20,896.20

Finding the Fourth Proportional to 60,352.20, 90,528.30 and 20,896.20

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Solution

The fourth proportional to 60,352.20, 90,528.30 and 20,896.20 is: 31,344.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,352.20 : 90,528.30 = 20,896.20 : x
  2. Step 2: Convert to fraction form
    60,352.20/90,528.30 = 20,896.20/x
  3. Step 3: Cross multiply
    60,352.20x = 90,528.30 × 20,896.20
  4. Step 4: Simplify right side
    60,352.20x = 1,891,697,462.46
  5. Step 5: Solve for x
    x = 1,891,697,462.46/60,352.20
  6. Step 6: Final answer
    x = 31,344.30

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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.