Home / 117,625.79-176,339.50-51,015.75

Finding the Fourth Proportional to 117,625.79, 176,339.50 and 51,015.75

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Solution

The fourth proportional to 117,625.79, 176,339.50 and 51,015.75 is: 76,480.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,625.79 : 176,339.50 = 51,015.75 : x
  2. Step 2: Convert to fraction form
    117,625.79/176,339.50 = 51,015.75/x
  3. Step 3: Cross multiply
    117,625.79x = 176,339.50 × 51,015.75
  4. Step 4: Simplify right side
    117,625.79x = 8,996,091,847.13
  5. Step 5: Solve for x
    x = 8,996,091,847.13/117,625.79
  6. Step 6: Final answer
    x = 76,480.61

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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.