Home / 293,385.18-404,872.90-166,085.40

Finding the Fourth Proportional to 293,385.18, 404,872.90 and 166,085.40

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Solution

The fourth proportional to 293,385.18, 404,872.90 and 166,085.40 is: 229,198.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,385.18 : 404,872.90 = 166,085.40 : x
  2. Step 2: Convert to fraction form
    293,385.18/404,872.90 = 166,085.40/x
  3. Step 3: Cross multiply
    293,385.18x = 404,872.90 × 166,085.40
  4. Step 4: Simplify right side
    293,385.18x = 67,243,477,545.66
  5. Step 5: Solve for x
    x = 67,243,477,545.66/293,385.18
  6. Step 6: Final answer
    x = 229,198.62

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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.