Home / 187,513.24-281,291.68-65,896.40

Finding the Fourth Proportional to 187,513.24, 281,291.68 and 65,896.40

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Solution

The fourth proportional to 187,513.24, 281,291.68 and 65,896.40 is: 98,852.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,513.24 : 281,291.68 = 65,896.40 : x
  2. Step 2: Convert to fraction form
    187,513.24/281,291.68 = 65,896.40/x
  3. Step 3: Cross multiply
    187,513.24x = 281,291.68 × 65,896.40
  4. Step 4: Simplify right side
    187,513.24x = 18,536,109,061.95
  5. Step 5: Solve for x
    x = 18,536,109,061.95/187,513.24
  6. Step 6: Final answer
    x = 98,852.27

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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.