Home / 231,399.95-347,216.76-104,959.61

Finding the Fourth Proportional to 231,399.95, 347,216.76 and 104,959.61

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Solution

The fourth proportional to 231,399.95, 347,216.76 and 104,959.61 is: 157,492.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,399.95 : 347,216.76 = 104,959.61 : x
  2. Step 2: Convert to fraction form
    231,399.95/347,216.76 = 104,959.61/x
  3. Step 3: Cross multiply
    231,399.95x = 347,216.76 × 104,959.61
  4. Step 4: Simplify right side
    231,399.95x = 36,443,735,715.06
  5. Step 5: Solve for x
    x = 36,443,735,715.06/231,399.95
  6. Step 6: Final answer
    x = 157,492.41

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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.