Home / 116,540.20-174,861.66-61,123.24

Finding the Fourth Proportional to 116,540.20, 174,861.66 and 61,123.24

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Solution

The fourth proportional to 116,540.20, 174,861.66 and 61,123.24 is: 91,711.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,540.20 : 174,861.66 = 61,123.24 : x
  2. Step 2: Convert to fraction form
    116,540.20/174,861.66 = 61,123.24/x
  3. Step 3: Cross multiply
    116,540.20x = 174,861.66 × 61,123.24
  4. Step 4: Simplify right side
    116,540.20x = 10,688,111,210.98
  5. Step 5: Solve for x
    x = 10,688,111,210.98/116,540.20
  6. Step 6: Final answer
    x = 91,711.80

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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.