Home / 185,950.05-256,612.76-101,067.31

Finding the Fourth Proportional to 185,950.05, 256,612.76 and 101,067.31

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Solution

The fourth proportional to 185,950.05, 256,612.76 and 101,067.31 is: 139,473.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,950.05 : 256,612.76 = 101,067.31 : x
  2. Step 2: Convert to fraction form
    185,950.05/256,612.76 = 101,067.31/x
  3. Step 3: Cross multiply
    185,950.05x = 256,612.76 × 101,067.31
  4. Step 4: Simplify right side
    185,950.05x = 25,935,161,364.88
  5. Step 5: Solve for x
    x = 25,935,161,364.88/185,950.05
  6. Step 6: Final answer
    x = 139,473.81

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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.