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Finding the Fourth Proportional to 61,859.92, 85,366.68 and 35,001.82

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Solution

The fourth proportional to 61,859.92, 85,366.68 and 35,001.82 is: 48,302.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,859.92 : 85,366.68 = 35,001.82 : x
  2. Step 2: Convert to fraction form
    61,859.92/85,366.68 = 35,001.82/x
  3. Step 3: Cross multiply
    61,859.92x = 85,366.68 × 35,001.82
  4. Step 4: Simplify right side
    61,859.92x = 2,987,989,167.36
  5. Step 5: Solve for x
    x = 2,987,989,167.36/61,859.92
  6. Step 6: Final answer
    x = 48,302.51

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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.