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Finding the Fourth Proportional to 37,602.92, 51,893.47 and 21,472.86

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Solution

The fourth proportional to 37,602.92, 51,893.47 and 21,472.86 is: 29,633.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,602.92 : 51,893.47 = 21,472.86 : x
  2. Step 2: Convert to fraction form
    37,602.92/51,893.47 = 21,472.86/x
  3. Step 3: Cross multiply
    37,602.92x = 51,893.47 × 21,472.86
  4. Step 4: Simplify right side
    37,602.92x = 1,114,301,248.94
  5. Step 5: Solve for x
    x = 1,114,301,248.94/37,602.92
  6. Step 6: Final answer
    x = 29,633.37

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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.