Home / 176,530.37-264,767.64-76,663.75

Finding the Fourth Proportional to 176,530.37, 264,767.64 and 76,663.75

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Solution

The fourth proportional to 176,530.37, 264,767.64 and 76,663.75 is: 114,983.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,530.37 : 264,767.64 = 76,663.75 : x
  2. Step 2: Convert to fraction form
    176,530.37/264,767.64 = 76,663.75/x
  3. Step 3: Cross multiply
    176,530.37x = 264,767.64 × 76,663.75
  4. Step 4: Simplify right side
    176,530.37x = 20,298,080,161.05
  5. Step 5: Solve for x
    x = 20,298,080,161.05/176,530.37
  6. Step 6: Final answer
    x = 114,983.50

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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.