Home / 116,529.86-160,812.33-66,229.22

Finding the Fourth Proportional to 116,529.86, 160,812.33 and 66,229.22

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Solution

The fourth proportional to 116,529.86, 160,812.33 and 66,229.22 is: 91,396.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,529.86 : 160,812.33 = 66,229.22 : x
  2. Step 2: Convert to fraction form
    116,529.86/160,812.33 = 66,229.22/x
  3. Step 3: Cross multiply
    116,529.86x = 160,812.33 × 66,229.22
  4. Step 4: Simplify right side
    116,529.86x = 10,650,475,182.28
  5. Step 5: Solve for x
    x = 10,650,475,182.28/116,529.86
  6. Step 6: Final answer
    x = 91,396.96

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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.