Home / 165,238.53-228,028.61-93,632.21

Finding the Fourth Proportional to 165,238.53, 228,028.61 and 93,632.21

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Solution

The fourth proportional to 165,238.53, 228,028.61 and 93,632.21 is: 129,212.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,238.53 : 228,028.61 = 93,632.21 : x
  2. Step 2: Convert to fraction form
    165,238.53/228,028.61 = 93,632.21/x
  3. Step 3: Cross multiply
    165,238.53x = 228,028.61 × 93,632.21
  4. Step 4: Simplify right side
    165,238.53x = 21,350,821,089.22
  5. Step 5: Solve for x
    x = 21,350,821,089.22/165,238.53
  6. Step 6: Final answer
    x = 129,212.12

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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.