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Finding the Fourth Proportional to 61,738.92, 85,199.42 and 33,444.66

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Solution

The fourth proportional to 61,738.92, 85,199.42 and 33,444.66 is: 46,153.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,738.92 : 85,199.42 = 33,444.66 : x
  2. Step 2: Convert to fraction form
    61,738.92/85,199.42 = 33,444.66/x
  3. Step 3: Cross multiply
    61,738.92x = 85,199.42 × 33,444.66
  4. Step 4: Simplify right side
    61,738.92x = 2,849,465,634.10
  5. Step 5: Solve for x
    x = 2,849,465,634.10/61,738.92
  6. Step 6: Final answer
    x = 46,153.47

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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.