Home / 185,790.06-256,390.06-100,906.52

Finding the Fourth Proportional to 185,790.06, 256,390.06 and 100,906.52

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Solution

The fourth proportional to 185,790.06, 256,390.06 and 100,906.52 is: 139,250.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,790.06 : 256,390.06 = 100,906.52 : x
  2. Step 2: Convert to fraction form
    185,790.06/256,390.06 = 100,906.52/x
  3. Step 3: Cross multiply
    185,790.06x = 256,390.06 × 100,906.52
  4. Step 4: Simplify right side
    185,790.06x = 25,871,428,717.19
  5. Step 5: Solve for x
    x = 25,871,428,717.19/185,790.06
  6. Step 6: Final answer
    x = 139,250.88

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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.