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Finding the Fourth Proportional to 166,957.32, 250,465.14 and 73,460.64

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Solution

The fourth proportional to 166,957.32, 250,465.14 and 73,460.64 is: 110,203.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,957.32 : 250,465.14 = 73,460.64 : x
  2. Step 2: Convert to fraction form
    166,957.32/250,465.14 = 73,460.64/x
  3. Step 3: Cross multiply
    166,957.32x = 250,465.14 × 73,460.64
  4. Step 4: Simplify right side
    166,957.32x = 18,399,329,482.09
  5. Step 5: Solve for x
    x = 18,399,329,482.09/166,957.32
  6. Step 6: Final answer
    x = 110,203.79

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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.