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Finding the Fourth Proportional to 98,157.16, 146,944.86 and 60,596.46

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Solution

The fourth proportional to 98,157.16, 146,944.86 and 60,596.46 is: 90,715.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,157.16 : 146,944.86 = 60,596.46 : x
  2. Step 2: Convert to fraction form
    98,157.16/146,944.86 = 60,596.46/x
  3. Step 3: Cross multiply
    98,157.16x = 146,944.86 × 60,596.46
  4. Step 4: Simplify right side
    98,157.16x = 8,904,338,331.20
  5. Step 5: Solve for x
    x = 8,904,338,331.20/98,157.16
  6. Step 6: Final answer
    x = 90,715.12

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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.