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Finding the Fourth Proportional to 60,557.44, 90,866.40 and 39,538.56

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Solution

The fourth proportional to 60,557.44, 90,866.40 and 39,538.56 is: 59,327.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,557.44 : 90,866.40 = 39,538.56 : x
  2. Step 2: Convert to fraction form
    60,557.44/90,866.40 = 39,538.56/x
  3. Step 3: Cross multiply
    60,557.44x = 90,866.40 × 39,538.56
  4. Step 4: Simplify right side
    60,557.44x = 3,592,726,608.38
  5. Step 5: Solve for x
    x = 3,592,726,608.38/60,557.44
  6. Step 6: Final answer
    x = 59,327.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.