Home / 231,727.20-347,623.20-98,606.40

Finding the Fourth Proportional to 231,727.20, 347,623.20 and 98,606.40

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Solution

The fourth proportional to 231,727.20, 347,623.20 and 98,606.40 is: 147,923.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,727.20 : 347,623.20 = 98,606.40 : x
  2. Step 2: Convert to fraction form
    231,727.20/347,623.20 = 98,606.40/x
  3. Step 3: Cross multiply
    231,727.20x = 347,623.20 × 98,606.40
  4. Step 4: Simplify right side
    231,727.20x = 34,277,872,308.48
  5. Step 5: Solve for x
    x = 34,277,872,308.48/231,727.20
  6. Step 6: Final answer
    x = 147,923.39

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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.