Home / 124,887.03-187,323.11-36,138.51

Finding the Fourth Proportional to 124,887.03, 187,323.11 and 36,138.51

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Solution

The fourth proportional to 124,887.03, 187,323.11 and 36,138.51 is: 54,205.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,887.03 : 187,323.11 = 36,138.51 : x
  2. Step 2: Convert to fraction form
    124,887.03/187,323.11 = 36,138.51/x
  3. Step 3: Cross multiply
    124,887.03x = 187,323.11 × 36,138.51
  4. Step 4: Simplify right side
    124,887.03x = 6,769,577,903.27
  5. Step 5: Solve for x
    x = 6,769,577,903.27/124,887.03
  6. Step 6: Final answer
    x = 54,205.61

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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.