Home / 185,848.83-256,471.92-100,965.69

Finding the Fourth Proportional to 185,848.83, 256,471.92 and 100,965.69

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Solution

The fourth proportional to 185,848.83, 256,471.92 and 100,965.69 is: 139,332.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,848.83 : 256,471.92 = 100,965.69 : x
  2. Step 2: Convert to fraction form
    185,848.83/256,471.92 = 100,965.69/x
  3. Step 3: Cross multiply
    185,848.83x = 256,471.92 × 100,965.69
  4. Step 4: Simplify right side
    185,848.83x = 25,894,864,368.42
  5. Step 5: Solve for x
    x = 25,894,864,368.42/185,848.83
  6. Step 6: Final answer
    x = 139,332.94

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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.