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Finding the Fourth Proportional to 61,744.50, 85,208.90 and 37,857.33

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Solution

The fourth proportional to 61,744.50, 85,208.90 and 37,857.33 is: 52,244.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,744.50 : 85,208.90 = 37,857.33 : x
  2. Step 2: Convert to fraction form
    61,744.50/85,208.90 = 37,857.33/x
  3. Step 3: Cross multiply
    61,744.50x = 85,208.90 × 37,857.33
  4. Step 4: Simplify right side
    61,744.50x = 3,225,781,256.95
  5. Step 5: Solve for x
    x = 3,225,781,256.95/61,744.50
  6. Step 6: Final answer
    x = 52,244.03

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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.