Home / 187,822.23-259,194.18-101,783.61

Finding the Fourth Proportional to 187,822.23, 259,194.18 and 101,783.61

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Solution

The fourth proportional to 187,822.23, 259,194.18 and 101,783.61 is: 140,461.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,822.23 : 259,194.18 = 101,783.61 : x
  2. Step 2: Convert to fraction form
    187,822.23/259,194.18 = 101,783.61/x
  3. Step 3: Cross multiply
    187,822.23x = 259,194.18 × 101,783.61
  4. Step 4: Simplify right side
    187,822.23x = 26,381,719,331.39
  5. Step 5: Solve for x
    x = 26,381,719,331.39/187,822.23
  6. Step 6: Final answer
    x = 140,461.11

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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.