Home / 194,916.48-268,981.81-108,876.66

Finding the Fourth Proportional to 194,916.48, 268,981.81 and 108,876.66

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Solution

The fourth proportional to 194,916.48, 268,981.81 and 108,876.66 is: 150,248.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,916.48 : 268,981.81 = 108,876.66 : x
  2. Step 2: Convert to fraction form
    194,916.48/268,981.81 = 108,876.66/x
  3. Step 3: Cross multiply
    194,916.48x = 268,981.81 × 108,876.66
  4. Step 4: Simplify right side
    194,916.48x = 29,285,841,073.55
  5. Step 5: Solve for x
    x = 29,285,841,073.55/194,916.48
  6. Step 6: Final answer
    x = 150,248.15

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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.