Home / 176,439.06-264,663.45-43,318.80

Finding the Fourth Proportional to 176,439.06, 264,663.45 and 43,318.80

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Solution

The fourth proportional to 176,439.06, 264,663.45 and 43,318.80 is: 64,979.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,439.06 : 264,663.45 = 43,318.80 : x
  2. Step 2: Convert to fraction form
    176,439.06/264,663.45 = 43,318.80/x
  3. Step 3: Cross multiply
    176,439.06x = 264,663.45 × 43,318.80
  4. Step 4: Simplify right side
    176,439.06x = 11,464,903,057.86
  5. Step 5: Solve for x
    x = 11,464,903,057.86/176,439.06
  6. Step 6: Final answer
    x = 64,979.39

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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.