Home / 187,541.80-281,238.58-61,150.98

Finding the Fourth Proportional to 187,541.80, 281,238.58 and 61,150.98

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Solution

The fourth proportional to 187,541.80, 281,238.58 and 61,150.98 is: 91,702.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,541.80 : 281,238.58 = 61,150.98 : x
  2. Step 2: Convert to fraction form
    187,541.80/281,238.58 = 61,150.98/x
  3. Step 3: Cross multiply
    187,541.80x = 281,238.58 × 61,150.98
  4. Step 4: Simplify right side
    187,541.80x = 17,198,014,780.81
  5. Step 5: Solve for x
    x = 17,198,014,780.81/187,541.80
  6. Step 6: Final answer
    x = 91,702.30

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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.