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Finding the Fourth Proportional to 60,050, 90,074.28 and 56,396.36

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Solution

The fourth proportional to 60,050, 90,074.28 and 56,396.36 is: 84,593.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,050 : 90,074.28 = 56,396.36 : x
  2. Step 2: Convert to fraction form
    60,050/90,074.28 = 56,396.36/x
  3. Step 3: Cross multiply
    60,050x = 90,074.28 × 56,396.36
  4. Step 4: Simplify right side
    60,050x = 5,079,861,521.62
  5. Step 5: Solve for x
    x = 5,079,861,521.62/60,050
  6. Step 6: Final answer
    x = 84,593.86

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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.