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Finding the Fourth Proportional to 172,266.27, 237,674.03 and 100,594.59

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Solution

The fourth proportional to 172,266.27, 237,674.03 and 100,594.59 is: 138,789.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,266.27 : 237,674.03 = 100,594.59 : x
  2. Step 2: Convert to fraction form
    172,266.27/237,674.03 = 100,594.59/x
  3. Step 3: Cross multiply
    172,266.27x = 237,674.03 × 100,594.59
  4. Step 4: Simplify right side
    172,266.27x = 23,908,721,098.52
  5. Step 5: Solve for x
    x = 23,908,721,098.52/172,266.27
  6. Step 6: Final answer
    x = 138,789.34

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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.