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Finding the Fourth Proportional to 61,044.99, 91,548.08 and 57,060.23

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Solution

The fourth proportional to 61,044.99, 91,548.08 and 57,060.23 is: 85,572.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,044.99 : 91,548.08 = 57,060.23 : x
  2. Step 2: Convert to fraction form
    61,044.99/91,548.08 = 57,060.23/x
  3. Step 3: Cross multiply
    61,044.99x = 91,548.08 × 57,060.23
  4. Step 4: Simplify right side
    61,044.99x = 5,223,753,757.82
  5. Step 5: Solve for x
    x = 5,223,753,757.82/61,044.99
  6. Step 6: Final answer
    x = 85,572.19

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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.