Home / 161,836.38-242,761.86-61,970.58

Finding the Fourth Proportional to 161,836.38, 242,761.86 and 61,970.58

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Solution

The fourth proportional to 161,836.38, 242,761.86 and 61,970.58 is: 92,958.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,836.38 : 242,761.86 = 61,970.58 : x
  2. Step 2: Convert to fraction form
    161,836.38/242,761.86 = 61,970.58/x
  3. Step 3: Cross multiply
    161,836.38x = 242,761.86 × 61,970.58
  4. Step 4: Simplify right side
    161,836.38x = 15,044,093,266.08
  5. Step 5: Solve for x
    x = 15,044,093,266.08/161,836.38
  6. Step 6: Final answer
    x = 92,958.66

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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.