Home / 187,811.10-281,716.65-164,483.10

Finding the Fourth Proportional to 187,811.10, 281,716.65 and 164,483.10

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Solution

The fourth proportional to 187,811.10, 281,716.65 and 164,483.10 is: 246,724.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,811.10 : 281,716.65 = 164,483.10 : x
  2. Step 2: Convert to fraction form
    187,811.10/281,716.65 = 164,483.10/x
  3. Step 3: Cross multiply
    187,811.10x = 281,716.65 × 164,483.10
  4. Step 4: Simplify right side
    187,811.10x = 46,337,627,913.62
  5. Step 5: Solve for x
    x = 46,337,627,913.62/187,811.10
  6. Step 6: Final answer
    x = 246,724.65

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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.