Home / 156,676-235,091.67-61,974.14

Finding the Fourth Proportional to 156,676, 235,091.67 and 61,974.14

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Solution

The fourth proportional to 156,676, 235,091.67 and 61,974.14 is: 92,991.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,676 : 235,091.67 = 61,974.14 : x
  2. Step 2: Convert to fraction form
    156,676/235,091.67 = 61,974.14/x
  3. Step 3: Cross multiply
    156,676x = 235,091.67 × 61,974.14
  4. Step 4: Simplify right side
    156,676x = 14,569,604,069.41
  5. Step 5: Solve for x
    x = 14,569,604,069.41/156,676
  6. Step 6: Final answer
    x = 92,991.93

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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.