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Finding the Fourth Proportional to 61,192.53, 91,796.09 and 21,753.63

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Solution

The fourth proportional to 61,192.53, 91,796.09 and 21,753.63 is: 32,633.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,192.53 : 91,796.09 = 21,753.63 : x
  2. Step 2: Convert to fraction form
    61,192.53/91,796.09 = 21,753.63/x
  3. Step 3: Cross multiply
    61,192.53x = 91,796.09 × 21,753.63
  4. Step 4: Simplify right side
    61,192.53x = 1,996,898,068.54
  5. Step 5: Solve for x
    x = 1,996,898,068.54/61,192.53
  6. Step 6: Final answer
    x = 32,633.04

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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.