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Finding the Fourth Proportional to 101,191.32, 151,760.54 and 30,094.83

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Solution

The fourth proportional to 101,191.32, 151,760.54 and 30,094.83 is: 45,134.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,191.32 : 151,760.54 = 30,094.83 : x
  2. Step 2: Convert to fraction form
    101,191.32/151,760.54 = 30,094.83/x
  3. Step 3: Cross multiply
    101,191.32x = 151,760.54 × 30,094.83
  4. Step 4: Simplify right side
    101,191.32x = 4,567,207,501.53
  5. Step 5: Solve for x
    x = 4,567,207,501.53/101,191.32
  6. Step 6: Final answer
    x = 45,134.38

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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.