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Finding the Fourth Proportional to 60,157.55, 90,185.58 and 37,921.92

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Solution

The fourth proportional to 60,157.55, 90,185.58 and 37,921.92 is: 56,850.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,157.55 : 90,185.58 = 37,921.92 : x
  2. Step 2: Convert to fraction form
    60,157.55/90,185.58 = 37,921.92/x
  3. Step 3: Cross multiply
    60,157.55x = 90,185.58 × 37,921.92
  4. Step 4: Simplify right side
    60,157.55x = 3,420,010,349.91
  5. Step 5: Solve for x
    x = 3,420,010,349.91/60,157.55
  6. Step 6: Final answer
    x = 56,850.89

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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.