Home / 116,517.44-160,792.56-65,530.16

Finding the Fourth Proportional to 116,517.44, 160,792.56 and 65,530.16

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Solution

The fourth proportional to 116,517.44, 160,792.56 and 65,530.16 is: 90,430.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,517.44 : 160,792.56 = 65,530.16 : x
  2. Step 2: Convert to fraction form
    116,517.44/160,792.56 = 65,530.16/x
  3. Step 3: Cross multiply
    116,517.44x = 160,792.56 × 65,530.16
  4. Step 4: Simplify right side
    116,517.44x = 10,536,762,183.61
  5. Step 5: Solve for x
    x = 10,536,762,183.61/116,517.44
  6. Step 6: Final answer
    x = 90,430.77

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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.