Home / 29,981.92-44,965.04-8,916.29

Finding the Fourth Proportional to 29,981.92, 44,965.04 and 8,916.29

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Solution

The fourth proportional to 29,981.92, 44,965.04 and 8,916.29 is: 13,372.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,981.92 : 44,965.04 = 8,916.29 : x
  2. Step 2: Convert to fraction form
    29,981.92/44,965.04 = 8,916.29/x
  3. Step 3: Cross multiply
    29,981.92x = 44,965.04 × 8,916.29
  4. Step 4: Simplify right side
    29,981.92x = 400,921,336.50
  5. Step 5: Solve for x
    x = 400,921,336.50/29,981.92
  6. Step 6: Final answer
    x = 13,372.10

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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.