Home / 172,120.99-237,545.47-104,175.35

Finding the Fourth Proportional to 172,120.99, 237,545.47 and 104,175.35

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Solution

The fourth proportional to 172,120.99, 237,545.47 and 104,175.35 is: 143,773.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,120.99 : 237,545.47 = 104,175.35 : x
  2. Step 2: Convert to fraction form
    172,120.99/237,545.47 = 104,175.35/x
  3. Step 3: Cross multiply
    172,120.99x = 237,545.47 × 104,175.35
  4. Step 4: Simplify right side
    172,120.99x = 24,746,383,202.25
  5. Step 5: Solve for x
    x = 24,746,383,202.25/172,120.99
  6. Step 6: Final answer
    x = 143,773.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.