Home / 251,534.54-347,143.12-144,118.82

Finding the Fourth Proportional to 251,534.54, 347,143.12 and 144,118.82

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Solution

The fourth proportional to 251,534.54, 347,143.12 and 144,118.82 is: 198,898.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,534.54 : 347,143.12 = 144,118.82 : x
  2. Step 2: Convert to fraction form
    251,534.54/347,143.12 = 144,118.82/x
  3. Step 3: Cross multiply
    251,534.54x = 347,143.12 × 144,118.82
  4. Step 4: Simplify right side
    251,534.54x = 50,029,856,825.52
  5. Step 5: Solve for x
    x = 50,029,856,825.52/251,534.54
  6. Step 6: Final answer
    x = 198,898.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.