Home / 119,174.24-178,783.32-39,216.80

Finding the Fourth Proportional to 119,174.24, 178,783.32 and 39,216.80

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Solution

The fourth proportional to 119,174.24, 178,783.32 and 39,216.80 is: 58,832.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,174.24 : 178,783.32 = 39,216.80 : x
  2. Step 2: Convert to fraction form
    119,174.24/178,783.32 = 39,216.80/x
  3. Step 3: Cross multiply
    119,174.24x = 178,783.32 × 39,216.80
  4. Step 4: Simplify right side
    119,174.24x = 7,011,309,703.78
  5. Step 5: Solve for x
    x = 7,011,309,703.78/119,174.24
  6. Step 6: Final answer
    x = 58,832.43

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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.