Home / 230,509.30-317,965.75-179,441.20

Finding the Fourth Proportional to 230,509.30, 317,965.75 and 179,441.20

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Solution

The fourth proportional to 230,509.30, 317,965.75 and 179,441.20 is: 247,522.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,509.30 : 317,965.75 = 179,441.20 : x
  2. Step 2: Convert to fraction form
    230,509.30/317,965.75 = 179,441.20/x
  3. Step 3: Cross multiply
    230,509.30x = 317,965.75 × 179,441.20
  4. Step 4: Simplify right side
    230,509.30x = 57,056,155,738.90
  5. Step 5: Solve for x
    x = 57,056,155,738.90/230,509.30
  6. Step 6: Final answer
    x = 247,522.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.