Home / 231,719.40-347,803.46-111,860.52

Finding the Fourth Proportional to 231,719.40, 347,803.46 and 111,860.52

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Solution

The fourth proportional to 231,719.40, 347,803.46 and 111,860.52 is: 167,899.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,719.40 : 347,803.46 = 111,860.52 : x
  2. Step 2: Convert to fraction form
    231,719.40/347,803.46 = 111,860.52/x
  3. Step 3: Cross multiply
    231,719.40x = 347,803.46 × 111,860.52
  4. Step 4: Simplify right side
    231,719.40x = 38,905,475,893.40
  5. Step 5: Solve for x
    x = 38,905,475,893.40/231,719.40
  6. Step 6: Final answer
    x = 167,899.09

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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.