Home / 187,586.61-281,406.98-61,195.61

Finding the Fourth Proportional to 187,586.61, 281,406.98 and 61,195.61

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Solution

The fourth proportional to 187,586.61, 281,406.98 and 61,195.61 is: 91,802.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,586.61 : 281,406.98 = 61,195.61 : x
  2. Step 2: Convert to fraction form
    187,586.61/281,406.98 = 61,195.61/x
  3. Step 3: Cross multiply
    187,586.61x = 281,406.98 × 61,195.61
  4. Step 4: Simplify right side
    187,586.61x = 17,220,870,086.34
  5. Step 5: Solve for x
    x = 17,220,870,086.34/187,586.61
  6. Step 6: Final answer
    x = 91,802.24

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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.