Home / 171,936.57-257,569.35-112,592.32

Finding the Fourth Proportional to 171,936.57, 257,569.35 and 112,592.32

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Solution

The fourth proportional to 171,936.57, 257,569.35 and 112,592.32 is: 168,668.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,936.57 : 257,569.35 = 112,592.32 : x
  2. Step 2: Convert to fraction form
    171,936.57/257,569.35 = 112,592.32/x
  3. Step 3: Cross multiply
    171,936.57x = 257,569.35 × 112,592.32
  4. Step 4: Simplify right side
    171,936.57x = 29,000,330,677.39
  5. Step 5: Solve for x
    x = 29,000,330,677.39/171,936.57
  6. Step 6: Final answer
    x = 168,668.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.