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Finding the Fourth Proportional to 167,354.07, 251,031.09 and 42,695.07

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Solution

The fourth proportional to 167,354.07, 251,031.09 and 42,695.07 is: 64,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,354.07 : 251,031.09 = 42,695.07 : x
  2. Step 2: Convert to fraction form
    167,354.07/251,031.09 = 42,695.07/x
  3. Step 3: Cross multiply
    167,354.07x = 251,031.09 × 42,695.07
  4. Step 4: Simplify right side
    167,354.07x = 10,717,789,959.73
  5. Step 5: Solve for x
    x = 10,717,789,959.73/167,354.07
  6. Step 6: Final answer
    x = 64,042.60

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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.