Home / 187,706.85-281,557.87-45,553.29

Finding the Fourth Proportional to 187,706.85, 281,557.87 and 45,553.29

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Solution

The fourth proportional to 187,706.85, 281,557.87 and 45,553.29 is: 68,329.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,706.85 : 281,557.87 = 45,553.29 : x
  2. Step 2: Convert to fraction form
    187,706.85/281,557.87 = 45,553.29/x
  3. Step 3: Cross multiply
    187,706.85x = 281,557.87 × 45,553.29
  4. Step 4: Simplify right side
    187,706.85x = 12,825,887,303.89
  5. Step 5: Solve for x
    x = 12,825,887,303.89/187,706.85
  6. Step 6: Final answer
    x = 68,329.35

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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.