Home / 236,097.32-325,804.82-128,665.08

Finding the Fourth Proportional to 236,097.32, 325,804.82 and 128,665.08

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Solution

The fourth proportional to 236,097.32, 325,804.82 and 128,665.08 is: 177,552.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,097.32 : 325,804.82 = 128,665.08 : x
  2. Step 2: Convert to fraction form
    236,097.32/325,804.82 = 128,665.08/x
  3. Step 3: Cross multiply
    236,097.32x = 325,804.82 × 128,665.08
  4. Step 4: Simplify right side
    236,097.32x = 41,919,702,586.36
  5. Step 5: Solve for x
    x = 41,919,702,586.36/236,097.32
  6. Step 6: Final answer
    x = 177,552.64

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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.