Home / 62,378.20-93,568.10-20,825.20

Finding the Fourth Proportional to 62,378.20, 93,568.10 and 20,825.20

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Solution

The fourth proportional to 62,378.20, 93,568.10 and 20,825.20 is: 31,238.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,378.20 : 93,568.10 = 20,825.20 : x
  2. Step 2: Convert to fraction form
    62,378.20/93,568.10 = 20,825.20/x
  3. Step 3: Cross multiply
    62,378.20x = 93,568.10 × 20,825.20
  4. Step 4: Simplify right side
    62,378.20x = 1,948,574,396.12
  5. Step 5: Solve for x
    x = 1,948,574,396.12/62,378.20
  6. Step 6: Final answer
    x = 31,238.07

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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.