Home / 179,212.28-247,311.04-98,638.08

Finding the Fourth Proportional to 179,212.28, 247,311.04 and 98,638.08

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Solution

The fourth proportional to 179,212.28, 247,311.04 and 98,638.08 is: 136,119.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,212.28 : 247,311.04 = 98,638.08 : x
  2. Step 2: Convert to fraction form
    179,212.28/247,311.04 = 98,638.08/x
  3. Step 3: Cross multiply
    179,212.28x = 247,311.04 × 98,638.08
  4. Step 4: Simplify right side
    179,212.28x = 24,394,286,148.40
  5. Step 5: Solve for x
    x = 24,394,286,148.40/179,212.28
  6. Step 6: Final answer
    x = 136,119.50

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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.