Home / 236,109.44-325,821.51-128,677.16

Finding the Fourth Proportional to 236,109.44, 325,821.51 and 128,677.16

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Solution

The fourth proportional to 236,109.44, 325,821.51 and 128,677.16 is: 177,569.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,109.44 : 325,821.51 = 128,677.16 : x
  2. Step 2: Convert to fraction form
    236,109.44/325,821.51 = 128,677.16/x
  3. Step 3: Cross multiply
    236,109.44x = 325,821.51 × 128,677.16
  4. Step 4: Simplify right side
    236,109.44x = 41,925,787,388.27
  5. Step 5: Solve for x
    x = 41,925,787,388.27/236,109.44
  6. Step 6: Final answer
    x = 177,569.30

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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.