Home / 117,682.83-176,505.64-51,105.08

Finding the Fourth Proportional to 117,682.83, 176,505.64 and 51,105.08

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Solution

The fourth proportional to 117,682.83, 176,505.64 and 51,105.08 is: 76,649.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,682.83 : 176,505.64 = 51,105.08 : x
  2. Step 2: Convert to fraction form
    117,682.83/176,505.64 = 51,105.08/x
  3. Step 3: Cross multiply
    117,682.83x = 176,505.64 × 51,105.08
  4. Step 4: Simplify right side
    117,682.83x = 9,020,335,166.15
  5. Step 5: Solve for x
    x = 9,020,335,166.15/117,682.83
  6. Step 6: Final answer
    x = 76,649.54

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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.