Home / 187,827.87-281,768.15-61,478.04

Finding the Fourth Proportional to 187,827.87, 281,768.15 and 61,478.04

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Solution

The fourth proportional to 187,827.87, 281,768.15 and 61,478.04 is: 92,225.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,827.87 : 281,768.15 = 61,478.04 : x
  2. Step 2: Convert to fraction form
    187,827.87/281,768.15 = 61,478.04/x
  3. Step 3: Cross multiply
    187,827.87x = 281,768.15 × 61,478.04
  4. Step 4: Simplify right side
    187,827.87x = 17,322,553,596.43
  5. Step 5: Solve for x
    x = 17,322,553,596.43/187,827.87
  6. Step 6: Final answer
    x = 92,225.68

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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.