Home / 106,456.90-159,700.66-35,355.38

Finding the Fourth Proportional to 106,456.90, 159,700.66 and 35,355.38

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Solution

The fourth proportional to 106,456.90, 159,700.66 and 35,355.38 is: 53,038.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,456.90 : 159,700.66 = 35,355.38 : x
  2. Step 2: Convert to fraction form
    106,456.90/159,700.66 = 35,355.38/x
  3. Step 3: Cross multiply
    106,456.90x = 159,700.66 × 35,355.38
  4. Step 4: Simplify right side
    106,456.90x = 5,646,277,520.55
  5. Step 5: Solve for x
    x = 5,646,277,520.55/106,456.90
  6. Step 6: Final answer
    x = 53,038.15

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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.