Home / 185,844.80-256,466.14-100,961.94

Finding the Fourth Proportional to 185,844.80, 256,466.14 and 100,961.94

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Solution

The fourth proportional to 185,844.80, 256,466.14 and 100,961.94 is: 139,327.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,844.80 : 256,466.14 = 100,961.94 : x
  2. Step 2: Convert to fraction form
    185,844.80/256,466.14 = 100,961.94/x
  3. Step 3: Cross multiply
    185,844.80x = 256,466.14 × 100,961.94
  4. Step 4: Simplify right side
    185,844.80x = 25,893,319,038.71
  5. Step 5: Solve for x
    x = 25,893,319,038.71/185,844.80
  6. Step 6: Final answer
    x = 139,327.65

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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.