Home / 124,982.37-187,489.08-40,751.01

Finding the Fourth Proportional to 124,982.37, 187,489.08 and 40,751.01

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Solution

The fourth proportional to 124,982.37, 187,489.08 and 40,751.01 is: 61,131.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,982.37 : 187,489.08 = 40,751.01 : x
  2. Step 2: Convert to fraction form
    124,982.37/187,489.08 = 40,751.01/x
  3. Step 3: Cross multiply
    124,982.37x = 187,489.08 × 40,751.01
  4. Step 4: Simplify right side
    124,982.37x = 7,640,369,373.97
  5. Step 5: Solve for x
    x = 7,640,369,373.97/124,982.37
  6. Step 6: Final answer
    x = 61,131.58

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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.