Home / 236,030.26-325,717.62-128,601.06

Finding the Fourth Proportional to 236,030.26, 325,717.62 and 128,601.06

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Solution

The fourth proportional to 236,030.26, 325,717.62 and 128,601.06 is: 177,467.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,030.26 : 325,717.62 = 128,601.06 : x
  2. Step 2: Convert to fraction form
    236,030.26/325,717.62 = 128,601.06/x
  3. Step 3: Cross multiply
    236,030.26x = 325,717.62 × 128,601.06
  4. Step 4: Simplify right side
    236,030.26x = 41,887,631,192.68
  5. Step 5: Solve for x
    x = 41,887,631,192.68/236,030.26
  6. Step 6: Final answer
    x = 177,467.21

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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.