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Finding the Fourth Proportional to 61,792.99, 85,274.42 and 33,498.68

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Solution

The fourth proportional to 61,792.99, 85,274.42 and 33,498.68 is: 46,228.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,792.99 : 85,274.42 = 33,498.68 : x
  2. Step 2: Convert to fraction form
    61,792.99/85,274.42 = 33,498.68/x
  3. Step 3: Cross multiply
    61,792.99x = 85,274.42 × 33,498.68
  4. Step 4: Simplify right side
    61,792.99x = 2,856,579,913.90
  5. Step 5: Solve for x
    x = 2,856,579,913.90/61,792.99
  6. Step 6: Final answer
    x = 46,228.22

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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.