Home / 187,850.80-259,233.48-101,812.30

Finding the Fourth Proportional to 187,850.80, 259,233.48 and 101,812.30

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Solution

The fourth proportional to 187,850.80, 259,233.48 and 101,812.30 is: 140,500.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,850.80 : 259,233.48 = 101,812.30 : x
  2. Step 2: Convert to fraction form
    187,850.80/259,233.48 = 101,812.30/x
  3. Step 3: Cross multiply
    187,850.80x = 259,233.48 × 101,812.30
  4. Step 4: Simplify right side
    187,850.80x = 26,393,156,835.80
  5. Step 5: Solve for x
    x = 26,393,156,835.80/187,850.80
  6. Step 6: Final answer
    x = 140,500.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.