Home / 181,015.21-271,499.32-47,905.75

Finding the Fourth Proportional to 181,015.21, 271,499.32 and 47,905.75

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Solution

The fourth proportional to 181,015.21, 271,499.32 and 47,905.75 is: 71,852.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,015.21 : 271,499.32 = 47,905.75 : x
  2. Step 2: Convert to fraction form
    181,015.21/271,499.32 = 47,905.75/x
  3. Step 3: Cross multiply
    181,015.21x = 271,499.32 × 47,905.75
  4. Step 4: Simplify right side
    181,015.21x = 13,006,378,549.09
  5. Step 5: Solve for x
    x = 13,006,378,549.09/181,015.21
  6. Step 6: Final answer
    x = 71,852.41

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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.