Home / 185,526.74-256,027.55-100,644.41

Finding the Fourth Proportional to 185,526.74, 256,027.55 and 100,644.41

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Solution

The fourth proportional to 185,526.74, 256,027.55 and 100,644.41 is: 138,889.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,526.74 : 256,027.55 = 100,644.41 : x
  2. Step 2: Convert to fraction form
    185,526.74/256,027.55 = 100,644.41/x
  3. Step 3: Cross multiply
    185,526.74x = 256,027.55 × 100,644.41
  4. Step 4: Simplify right side
    185,526.74x = 25,767,739,930.14
  5. Step 5: Solve for x
    x = 25,767,739,930.14/185,526.74
  6. Step 6: Final answer
    x = 138,889.63

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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.