Home / 187,983.55-259,419.29-101,942.70

Finding the Fourth Proportional to 187,983.55, 259,419.29 and 101,942.70

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Solution

The fourth proportional to 187,983.55, 259,419.29 and 101,942.70 is: 140,682.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,983.55 : 259,419.29 = 101,942.70 : x
  2. Step 2: Convert to fraction form
    187,983.55/259,419.29 = 101,942.70/x
  3. Step 3: Cross multiply
    187,983.55x = 259,419.29 × 101,942.70
  4. Step 4: Simplify right side
    187,983.55x = 26,445,901,945.57
  5. Step 5: Solve for x
    x = 26,445,901,945.57/187,983.55
  6. Step 6: Final answer
    x = 140,682.00

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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.