Home / 187,911.36-281,867.04-162,535.46

Finding the Fourth Proportional to 187,911.36, 281,867.04 and 162,535.46

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Solution

The fourth proportional to 187,911.36, 281,867.04 and 162,535.46 is: 243,803.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,911.36 : 281,867.04 = 162,535.46 : x
  2. Step 2: Convert to fraction form
    187,911.36/281,867.04 = 162,535.46/x
  3. Step 3: Cross multiply
    187,911.36x = 281,867.04 × 162,535.46
  4. Step 4: Simplify right side
    187,911.36x = 45,813,389,005.24
  5. Step 5: Solve for x
    x = 45,813,389,005.24/187,911.36
  6. Step 6: Final answer
    x = 243,803.19

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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.