Home / 187,527.36-258,739.28-111,047.92

Finding the Fourth Proportional to 187,527.36, 258,739.28 and 111,047.92

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Solution

The fourth proportional to 187,527.36, 258,739.28 and 111,047.92 is: 153,217.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,527.36 : 258,739.28 = 111,047.92 : x
  2. Step 2: Convert to fraction form
    187,527.36/258,739.28 = 111,047.92/x
  3. Step 3: Cross multiply
    187,527.36x = 258,739.28 × 111,047.92
  4. Step 4: Simplify right side
    187,527.36x = 28,732,458,866.30
  5. Step 5: Solve for x
    x = 28,732,458,866.30/187,527.36
  6. Step 6: Final answer
    x = 153,217.42

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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.