Home / 101,330.25-152,003.01-30,247.27

Finding the Fourth Proportional to 101,330.25, 152,003.01 and 30,247.27

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Solution

The fourth proportional to 101,330.25, 152,003.01 and 30,247.27 is: 45,373.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,330.25 : 152,003.01 = 30,247.27 : x
  2. Step 2: Convert to fraction form
    101,330.25/152,003.01 = 30,247.27/x
  3. Step 3: Cross multiply
    101,330.25x = 152,003.01 × 30,247.27
  4. Step 4: Simplify right side
    101,330.25x = 4,597,676,084.28
  5. Step 5: Solve for x
    x = 4,597,676,084.28/101,330.25
  6. Step 6: Final answer
    x = 45,373.18

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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.