Home / 187,754.07-259,098.95-101,711.12

Finding the Fourth Proportional to 187,754.07, 259,098.95 and 101,711.12

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Solution

The fourth proportional to 187,754.07, 259,098.95 and 101,711.12 is: 140,360.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,754.07 : 259,098.95 = 101,711.12 : x
  2. Step 2: Convert to fraction form
    187,754.07/259,098.95 = 101,711.12/x
  3. Step 3: Cross multiply
    187,754.07x = 259,098.95 × 101,711.12
  4. Step 4: Simplify right side
    187,754.07x = 26,353,242,591.27
  5. Step 5: Solve for x
    x = 26,353,242,591.27/187,754.07
  6. Step 6: Final answer
    x = 140,360.43

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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.