Home / 115,916.70-173,823.85-53,606.30

Finding the Fourth Proportional to 115,916.70, 173,823.85 and 53,606.30

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Solution

The fourth proportional to 115,916.70, 173,823.85 and 53,606.30 is: 80,385.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,916.70 : 173,823.85 = 53,606.30 : x
  2. Step 2: Convert to fraction form
    115,916.70/173,823.85 = 53,606.30/x
  3. Step 3: Cross multiply
    115,916.70x = 173,823.85 × 53,606.30
  4. Step 4: Simplify right side
    115,916.70x = 9,318,053,450.26
  5. Step 5: Solve for x
    x = 9,318,053,450.26/115,916.70
  6. Step 6: Final answer
    x = 80,385.77

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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.