Home / 231,823.36-347,112.08-147,124.96

Finding the Fourth Proportional to 231,823.36, 347,112.08 and 147,124.96

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Solution

The fourth proportional to 231,823.36, 347,112.08 and 147,124.96 is: 220,292.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,823.36 : 347,112.08 = 147,124.96 : x
  2. Step 2: Convert to fraction form
    231,823.36/347,112.08 = 147,124.96/x
  3. Step 3: Cross multiply
    231,823.36x = 347,112.08 × 147,124.96
  4. Step 4: Simplify right side
    231,823.36x = 51,068,850,885.52
  5. Step 5: Solve for x
    x = 51,068,850,885.52/231,823.36
  6. Step 6: Final answer
    x = 220,292.08

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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.