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Finding the Fourth Proportional to 167,090.32, 250,631.32 and 48,762.69

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Solution

The fourth proportional to 167,090.32, 250,631.32 and 48,762.69 is: 73,142.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,090.32 : 250,631.32 = 48,762.69 : x
  2. Step 2: Convert to fraction form
    167,090.32/250,631.32 = 48,762.69/x
  3. Step 3: Cross multiply
    167,090.32x = 250,631.32 × 48,762.69
  4. Step 4: Simplify right side
    167,090.32x = 12,221,455,864.48
  5. Step 5: Solve for x
    x = 12,221,455,864.48/167,090.32
  6. Step 6: Final answer
    x = 73,142.81

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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.