Home / 109,916.92-151,704.30-62,185.08

Finding the Fourth Proportional to 109,916.92, 151,704.30 and 62,185.08

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Solution

The fourth proportional to 109,916.92, 151,704.30 and 62,185.08 is: 85,826.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,916.92 : 151,704.30 = 62,185.08 : x
  2. Step 2: Convert to fraction form
    109,916.92/151,704.30 = 62,185.08/x
  3. Step 3: Cross multiply
    109,916.92x = 151,704.30 × 62,185.08
  4. Step 4: Simplify right side
    109,916.92x = 9,433,744,031.84
  5. Step 5: Solve for x
    x = 9,433,744,031.84/109,916.92
  6. Step 6: Final answer
    x = 85,826.13

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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.