Home / 187,984.77-259,419.06-101,943.74

Finding the Fourth Proportional to 187,984.77, 259,419.06 and 101,943.74

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Solution

The fourth proportional to 187,984.77, 259,419.06 and 101,943.74 is: 140,682.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,984.77 : 259,419.06 = 101,943.74 : x
  2. Step 2: Convert to fraction form
    187,984.77/259,419.06 = 101,943.74/x
  3. Step 3: Cross multiply
    187,984.77x = 259,419.06 × 101,943.74
  4. Step 4: Simplify right side
    187,984.77x = 26,446,147,906.59
  5. Step 5: Solve for x
    x = 26,446,147,906.59/187,984.77
  6. Step 6: Final answer
    x = 140,682.40

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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.