Home / 231,659.90-347,714.55-111,801.23

Finding the Fourth Proportional to 231,659.90, 347,714.55 and 111,801.23

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Solution

The fourth proportional to 231,659.90, 347,714.55 and 111,801.23 is: 167,810.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,659.90 : 347,714.55 = 111,801.23 : x
  2. Step 2: Convert to fraction form
    231,659.90/347,714.55 = 111,801.23/x
  3. Step 3: Cross multiply
    231,659.90x = 347,714.55 × 111,801.23
  4. Step 4: Simplify right side
    231,659.90x = 38,874,914,378.90
  5. Step 5: Solve for x
    x = 38,874,914,378.90/231,659.90
  6. Step 6: Final answer
    x = 167,810.29

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1.5x scale

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.