Home / 185,842.41-256,463.55-100,959.66

Finding the Fourth Proportional to 185,842.41, 256,463.55 and 100,959.66

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Solution

The fourth proportional to 185,842.41, 256,463.55 and 100,959.66 is: 139,324.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,842.41 : 256,463.55 = 100,959.66 : x
  2. Step 2: Convert to fraction form
    185,842.41/256,463.55 = 100,959.66/x
  3. Step 3: Cross multiply
    185,842.41x = 256,463.55 × 100,959.66
  4. Step 4: Simplify right side
    185,842.41x = 25,892,472,810.39
  5. Step 5: Solve for x
    x = 25,892,472,810.39/185,842.41
  6. Step 6: Final answer
    x = 139,324.89

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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.