Home / 117,716.20-176,585.10-38,830.60

Finding the Fourth Proportional to 117,716.20, 176,585.10 and 38,830.60

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Solution

The fourth proportional to 117,716.20, 176,585.10 and 38,830.60 is: 58,249.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,716.20 : 176,585.10 = 38,830.60 : x
  2. Step 2: Convert to fraction form
    117,716.20/176,585.10 = 38,830.60/x
  3. Step 3: Cross multiply
    117,716.20x = 176,585.10 × 38,830.60
  4. Step 4: Simplify right side
    117,716.20x = 6,856,905,384.06
  5. Step 5: Solve for x
    x = 6,856,905,384.06/117,716.20
  6. Step 6: Final answer
    x = 58,249.46

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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.