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Finding the Fourth Proportional to 116,605.37, 160,927.66 and 68,863.16

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Solution

The fourth proportional to 116,605.37, 160,927.66 and 68,863.16 is: 95,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,605.37 : 160,927.66 = 68,863.16 : x
  2. Step 2: Convert to fraction form
    116,605.37/160,927.66 = 68,863.16/x
  3. Step 3: Cross multiply
    116,605.37x = 160,927.66 × 68,863.16
  4. Step 4: Simplify right side
    116,605.37x = 11,081,987,687.40
  5. Step 5: Solve for x
    x = 11,081,987,687.40/116,605.37
  6. Step 6: Final answer
    x = 95,038.40

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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.