Home / 187,474.83-258,675.26-111,017.94

Finding the Fourth Proportional to 187,474.83, 258,675.26 and 111,017.94

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Solution

The fourth proportional to 187,474.83, 258,675.26 and 111,017.94 is: 153,181.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,474.83 : 258,675.26 = 111,017.94 : x
  2. Step 2: Convert to fraction form
    187,474.83/258,675.26 = 111,017.94/x
  3. Step 3: Cross multiply
    187,474.83x = 258,675.26 × 111,017.94
  4. Step 4: Simplify right side
    187,474.83x = 28,717,593,939.07
  5. Step 5: Solve for x
    x = 28,717,593,939.07/187,474.83
  6. Step 6: Final answer
    x = 153,181.06

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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.