Home / 171,111.78-236,129.94-94,628.85

Finding the Fourth Proportional to 171,111.78, 236,129.94 and 94,628.85

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Solution

The fourth proportional to 171,111.78, 236,129.94 and 94,628.85 is: 130,585.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,111.78 : 236,129.94 = 94,628.85 : x
  2. Step 2: Convert to fraction form
    171,111.78/236,129.94 = 94,628.85/x
  3. Step 3: Cross multiply
    171,111.78x = 236,129.94 × 94,628.85
  4. Step 4: Simplify right side
    171,111.78x = 22,344,704,672.77
  5. Step 5: Solve for x
    x = 22,344,704,672.77/171,111.78
  6. Step 6: Final answer
    x = 130,585.43

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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.