Home / 115,916.58-173,854.32-52,721.94

Finding the Fourth Proportional to 115,916.58, 173,854.32 and 52,721.94

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Solution

The fourth proportional to 115,916.58, 173,854.32 and 52,721.94 is: 79,073.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,916.58 : 173,854.32 = 52,721.94 : x
  2. Step 2: Convert to fraction form
    115,916.58/173,854.32 = 52,721.94/x
  3. Step 3: Cross multiply
    115,916.58x = 173,854.32 × 52,721.94
  4. Step 4: Simplify right side
    115,916.58x = 9,165,937,027.78
  5. Step 5: Solve for x
    x = 9,165,937,027.78/115,916.58
  6. Step 6: Final answer
    x = 79,073.56

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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.