Home / 187,706.77-281,557.81-45,553.22

Finding the Fourth Proportional to 187,706.77, 281,557.81 and 45,553.22

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Solution

The fourth proportional to 187,706.77, 281,557.81 and 45,553.22 is: 68,329.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,706.77 : 281,557.81 = 45,553.22 : x
  2. Step 2: Convert to fraction form
    187,706.77/281,557.81 = 45,553.22/x
  3. Step 3: Cross multiply
    187,706.77x = 281,557.81 × 45,553.22
  4. Step 4: Simplify right side
    187,706.77x = 12,825,864,310.41
  5. Step 5: Solve for x
    x = 12,825,864,310.41/187,706.77
  6. Step 6: Final answer
    x = 68,329.26

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1.5x scale

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.