Home / 185,923.23-256,576.05-101,040.30

Finding the Fourth Proportional to 185,923.23, 256,576.05 and 101,040.30

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Solution

The fourth proportional to 185,923.23, 256,576.05 and 101,040.30 is: 139,436.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,923.23 : 256,576.05 = 101,040.30 : x
  2. Step 2: Convert to fraction form
    185,923.23/256,576.05 = 101,040.30/x
  3. Step 3: Cross multiply
    185,923.23x = 256,576.05 × 101,040.30
  4. Step 4: Simplify right side
    185,923.23x = 25,924,521,064.82
  5. Step 5: Solve for x
    x = 25,924,521,064.82/185,923.23
  6. Step 6: Final answer
    x = 139,436.70

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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.