Home / 181,228.26-271,881.30-70,420.26

Finding the Fourth Proportional to 181,228.26, 271,881.30 and 70,420.26

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Solution

The fourth proportional to 181,228.26, 271,881.30 and 70,420.26 is: 105,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,228.26 : 271,881.30 = 70,420.26 : x
  2. Step 2: Convert to fraction form
    181,228.26/271,881.30 = 70,420.26/x
  3. Step 3: Cross multiply
    181,228.26x = 271,881.30 × 70,420.26
  4. Step 4: Simplify right side
    181,228.26x = 19,145,951,835.14
  5. Step 5: Solve for x
    x = 19,145,951,835.14/181,228.26
  6. Step 6: Final answer
    x = 105,645.51

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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.