Home / 236,230.46-325,992.14-128,802.60

Finding the Fourth Proportional to 236,230.46, 325,992.14 and 128,802.60

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Solution

The fourth proportional to 236,230.46, 325,992.14 and 128,802.60 is: 177,744.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,230.46 : 325,992.14 = 128,802.60 : x
  2. Step 2: Convert to fraction form
    236,230.46/325,992.14 = 128,802.60/x
  3. Step 3: Cross multiply
    236,230.46x = 325,992.14 × 128,802.60
  4. Step 4: Simplify right side
    236,230.46x = 41,988,635,211.56
  5. Step 5: Solve for x
    x = 41,988,635,211.56/236,230.46
  6. Step 6: Final answer
    x = 177,744.37

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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.