Home / 187,869.89-281,744.70-61,475.87

Finding the Fourth Proportional to 187,869.89, 281,744.70 and 61,475.87

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Solution

The fourth proportional to 187,869.89, 281,744.70 and 61,475.87 is: 92,194.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,869.89 : 281,744.70 = 61,475.87 : x
  2. Step 2: Convert to fraction form
    187,869.89/281,744.70 = 61,475.87/x
  3. Step 3: Cross multiply
    187,869.89x = 281,744.70 × 61,475.87
  4. Step 4: Simplify right side
    187,869.89x = 17,320,501,024.22
  5. Step 5: Solve for x
    x = 17,320,501,024.22/187,869.89
  6. Step 6: Final answer
    x = 92,194.13

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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.