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Finding the Fourth Proportional to 61,959.33, 85,503.58 and 35,101.78

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Solution

The fourth proportional to 61,959.33, 85,503.58 and 35,101.78 is: 48,440.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,959.33 : 85,503.58 = 35,101.78 : x
  2. Step 2: Convert to fraction form
    61,959.33/85,503.58 = 35,101.78/x
  3. Step 3: Cross multiply
    61,959.33x = 85,503.58 × 35,101.78
  4. Step 4: Simplify right side
    61,959.33x = 3,001,327,651.58
  5. Step 5: Solve for x
    x = 3,001,327,651.58/61,959.33
  6. Step 6: Final answer
    x = 48,440.28

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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.