Home / 162,986.40-244,479.60-131,882.40

Finding the Fourth Proportional to 162,986.40, 244,479.60 and 131,882.40

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Solution

The fourth proportional to 162,986.40, 244,479.60 and 131,882.40 is: 197,823.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,986.40 : 244,479.60 = 131,882.40 : x
  2. Step 2: Convert to fraction form
    162,986.40/244,479.60 = 131,882.40/x
  3. Step 3: Cross multiply
    162,986.40x = 244,479.60 × 131,882.40
  4. Step 4: Simplify right side
    162,986.40x = 32,242,556,399.04
  5. Step 5: Solve for x
    x = 32,242,556,399.04/162,986.40
  6. Step 6: Final answer
    x = 197,823.60

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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.