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Finding the Fourth Proportional to 61,703.46, 85,152.33 and 37,843.29

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Solution

The fourth proportional to 61,703.46, 85,152.33 and 37,843.29 is: 52,224.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,703.46 : 85,152.33 = 37,843.29 : x
  2. Step 2: Convert to fraction form
    61,703.46/85,152.33 = 37,843.29/x
  3. Step 3: Cross multiply
    61,703.46x = 85,152.33 × 37,843.29
  4. Step 4: Simplify right side
    61,703.46x = 3,222,444,318.37
  5. Step 5: Solve for x
    x = 3,222,444,318.37/61,703.46
  6. Step 6: Final answer
    x = 52,224.69

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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.