Home / 116,288.88-160,499.60-68,539.44

Finding the Fourth Proportional to 116,288.88, 160,499.60 and 68,539.44

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Solution

The fourth proportional to 116,288.88, 160,499.60 and 68,539.44 is: 94,596.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,288.88 : 160,499.60 = 68,539.44 : x
  2. Step 2: Convert to fraction form
    116,288.88/160,499.60 = 68,539.44/x
  3. Step 3: Cross multiply
    116,288.88x = 160,499.60 × 68,539.44
  4. Step 4: Simplify right side
    116,288.88x = 11,000,552,704.22
  5. Step 5: Solve for x
    x = 11,000,552,704.22/116,288.88
  6. Step 6: Final answer
    x = 94,596.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.