Home / 117,553.50-176,157.41-69,472.62

Finding the Fourth Proportional to 117,553.50, 176,157.41 and 69,472.62

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Solution

The fourth proportional to 117,553.50, 176,157.41 and 69,472.62 is: 104,106.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,553.50 : 176,157.41 = 69,472.62 : x
  2. Step 2: Convert to fraction form
    117,553.50/176,157.41 = 69,472.62/x
  3. Step 3: Cross multiply
    117,553.50x = 176,157.41 × 69,472.62
  4. Step 4: Simplify right side
    117,553.50x = 12,238,116,457.75
  5. Step 5: Solve for x
    x = 12,238,116,457.75/117,553.50
  6. Step 6: Final answer
    x = 104,106.78

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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.