Home / 179,449.90-247,760.13-111,568.30

Finding the Fourth Proportional to 179,449.90, 247,760.13 and 111,568.30

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Solution

The fourth proportional to 179,449.90, 247,760.13 and 111,568.30 is: 154,038.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,449.90 : 247,760.13 = 111,568.30 : x
  2. Step 2: Convert to fraction form
    179,449.90/247,760.13 = 111,568.30/x
  3. Step 3: Cross multiply
    179,449.90x = 247,760.13 × 111,568.30
  4. Step 4: Simplify right side
    179,449.90x = 27,642,176,511.88
  5. Step 5: Solve for x
    x = 27,642,176,511.88/179,449.90
  6. Step 6: Final answer
    x = 154,038.41

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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.