Home / 115,823.92-173,737.72-45,702.62

Finding the Fourth Proportional to 115,823.92, 173,737.72 and 45,702.62

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Solution

The fourth proportional to 115,823.92, 173,737.72 and 45,702.62 is: 68,554.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,823.92 : 173,737.72 = 45,702.62 : x
  2. Step 2: Convert to fraction form
    115,823.92/173,737.72 = 45,702.62/x
  3. Step 3: Cross multiply
    115,823.92x = 173,737.72 × 45,702.62
  4. Step 4: Simplify right side
    115,823.92x = 7,940,268,996.83
  5. Step 5: Solve for x
    x = 7,940,268,996.83/115,823.92
  6. Step 6: Final answer
    x = 68,554.66

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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.