Home / 239,999.14-331,019.23-167,405.77

Finding the Fourth Proportional to 239,999.14, 331,019.23 and 167,405.77

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Solution

The fourth proportional to 239,999.14, 331,019.23 and 167,405.77 is: 230,894.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,999.14 : 331,019.23 = 167,405.77 : x
  2. Step 2: Convert to fraction form
    239,999.14/331,019.23 = 167,405.77/x
  3. Step 3: Cross multiply
    239,999.14x = 331,019.23 × 167,405.77
  4. Step 4: Simplify right side
    239,999.14x = 55,414,529,082.96
  5. Step 5: Solve for x
    x = 55,414,529,082.96/239,999.14
  6. Step 6: Final answer
    x = 230,894.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.