Home / 119,158.14-178,690.44-43,238.64

Finding the Fourth Proportional to 119,158.14, 178,690.44 and 43,238.64

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Solution

The fourth proportional to 119,158.14, 178,690.44 and 43,238.64 is: 64,840.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,158.14 : 178,690.44 = 43,238.64 : x
  2. Step 2: Convert to fraction form
    119,158.14/178,690.44 = 43,238.64/x
  3. Step 3: Cross multiply
    119,158.14x = 178,690.44 × 43,238.64
  4. Step 4: Simplify right side
    119,158.14x = 7,726,331,606.60
  5. Step 5: Solve for x
    x = 7,726,331,606.60/119,158.14
  6. Step 6: Final answer
    x = 64,840.99

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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.