Home / 185,923.73-256,576.74-101,040.79

Finding the Fourth Proportional to 185,923.73, 256,576.74 and 101,040.79

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Solution

The fourth proportional to 185,923.73, 256,576.74 and 101,040.79 is: 139,437.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,923.73 : 256,576.74 = 101,040.79 : x
  2. Step 2: Convert to fraction form
    185,923.73/256,576.74 = 101,040.79/x
  3. Step 3: Cross multiply
    185,923.73x = 256,576.74 × 101,040.79
  4. Step 4: Simplify right side
    185,923.73x = 25,924,716,505.22
  5. Step 5: Solve for x
    x = 25,924,716,505.22/185,923.73
  6. Step 6: Final answer
    x = 139,437.37

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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.