Home / 187,489.08-258,694.92-111,032.19

Finding the Fourth Proportional to 187,489.08, 258,694.92 and 111,032.19

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Solution

The fourth proportional to 187,489.08, 258,694.92 and 111,032.19 is: 153,200.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,489.08 : 258,694.92 = 111,032.19 : x
  2. Step 2: Convert to fraction form
    187,489.08/258,694.92 = 111,032.19/x
  3. Step 3: Cross multiply
    187,489.08x = 258,694.92 × 111,032.19
  4. Step 4: Simplify right side
    187,489.08x = 28,723,463,509.47
  5. Step 5: Solve for x
    x = 28,723,463,509.47/187,489.08
  6. Step 6: Final answer
    x = 153,200.73

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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.