Home / 239,152.45-358,064.37-120,463.96

Finding the Fourth Proportional to 239,152.45, 358,064.37 and 120,463.96

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Solution

The fourth proportional to 239,152.45, 358,064.37 and 120,463.96 is: 180,361.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,152.45 : 358,064.37 = 120,463.96 : x
  2. Step 2: Convert to fraction form
    239,152.45/358,064.37 = 120,463.96/x
  3. Step 3: Cross multiply
    239,152.45x = 358,064.37 × 120,463.96
  4. Step 4: Simplify right side
    239,152.45x = 43,133,851,945.11
  5. Step 5: Solve for x
    x = 43,133,851,945.11/239,152.45
  6. Step 6: Final answer
    x = 180,361.32

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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.