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Finding the Fourth Proportional to 104,993.96, 157,444.76 and 38,416.82

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Solution

The fourth proportional to 104,993.96, 157,444.76 and 38,416.82 is: 57,608.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,993.96 : 157,444.76 = 38,416.82 : x
  2. Step 2: Convert to fraction form
    104,993.96/157,444.76 = 38,416.82/x
  3. Step 3: Cross multiply
    104,993.96x = 157,444.76 × 38,416.82
  4. Step 4: Simplify right side
    104,993.96x = 6,048,527,004.86
  5. Step 5: Solve for x
    x = 6,048,527,004.86/104,993.96
  6. Step 6: Final answer
    x = 57,608.33

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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.