Home / 351,380.98-527,170.02-141,166.54

Finding the Fourth Proportional to 351,380.98, 527,170.02 and 141,166.54

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Solution

The fourth proportional to 351,380.98, 527,170.02 and 141,166.54 is: 211,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,380.98 : 527,170.02 = 141,166.54 : x
  2. Step 2: Convert to fraction form
    351,380.98/527,170.02 = 141,166.54/x
  3. Step 3: Cross multiply
    351,380.98x = 527,170.02 × 141,166.54
  4. Step 4: Simplify right side
    351,380.98x = 74,418,767,715.13
  5. Step 5: Solve for x
    x = 74,418,767,715.13/351,380.98
  6. Step 6: Final answer
    x = 211,789.40

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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.