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Finding the Fourth Proportional to 60,618.44, 83,691.74 and 44,675.12

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Solution

The fourth proportional to 60,618.44, 83,691.74 and 44,675.12 is: 61,679.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,618.44 : 83,691.74 = 44,675.12 : x
  2. Step 2: Convert to fraction form
    60,618.44/83,691.74 = 44,675.12/x
  3. Step 3: Cross multiply
    60,618.44x = 83,691.74 × 44,675.12
  4. Step 4: Simplify right side
    60,618.44x = 3,738,938,848.43
  5. Step 5: Solve for x
    x = 3,738,938,848.43/60,618.44
  6. Step 6: Final answer
    x = 61,679.89

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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.