Home / 124,764.16-187,174.40-41,656

Finding the Fourth Proportional to 124,764.16, 187,174.40 and 41,656

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Solution

The fourth proportional to 124,764.16, 187,174.40 and 41,656 is: 62,493.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,764.16 : 187,174.40 = 41,656 : x
  2. Step 2: Convert to fraction form
    124,764.16/187,174.40 = 41,656/x
  3. Step 3: Cross multiply
    124,764.16x = 187,174.40 × 41,656
  4. Step 4: Simplify right side
    124,764.16x = 7,796,936,806.40
  5. Step 5: Solve for x
    x = 7,796,936,806.40/124,764.16
  6. Step 6: Final answer
    x = 62,493.40

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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.