Home / 116,288.65-160,499.24-68,539.15

Finding the Fourth Proportional to 116,288.65, 160,499.24 and 68,539.15

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Solution

The fourth proportional to 116,288.65, 160,499.24 and 68,539.15 is: 94,596.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,288.65 : 160,499.24 = 68,539.15 : x
  2. Step 2: Convert to fraction form
    116,288.65/160,499.24 = 68,539.15/x
  3. Step 3: Cross multiply
    116,288.65x = 160,499.24 × 68,539.15
  4. Step 4: Simplify right side
    116,288.65x = 11,000,481,485.25
  5. Step 5: Solve for x
    x = 11,000,481,485.25/116,288.65
  6. Step 6: Final answer
    x = 94,596.35

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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.