Home / 247,206.25-370,589.46-89,399.62

Finding the Fourth Proportional to 247,206.25, 370,589.46 and 89,399.62

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Solution

The fourth proportional to 247,206.25, 370,589.46 and 89,399.62 is: 134,019.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,206.25 : 370,589.46 = 89,399.62 : x
  2. Step 2: Convert to fraction form
    247,206.25/370,589.46 = 89,399.62/x
  3. Step 3: Cross multiply
    247,206.25x = 370,589.46 × 89,399.62
  4. Step 4: Simplify right side
    247,206.25x = 33,130,556,900.01
  5. Step 5: Solve for x
    x = 33,130,556,900.01/247,206.25
  6. Step 6: Final answer
    x = 134,019.90

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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.