Home / 236,030.51-325,717.97-128,601.32

Finding the Fourth Proportional to 236,030.51, 325,717.97 and 128,601.32

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Solution

The fourth proportional to 236,030.51, 325,717.97 and 128,601.32 is: 177,467.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,030.51 : 325,717.97 = 128,601.32 : x
  2. Step 2: Convert to fraction form
    236,030.51/325,717.97 = 128,601.32/x
  3. Step 3: Cross multiply
    236,030.51x = 325,717.97 × 128,601.32
  4. Step 4: Simplify right side
    236,030.51x = 41,887,758,618.12
  5. Step 5: Solve for x
    x = 41,887,758,618.12/236,030.51
  6. Step 6: Final answer
    x = 177,467.56

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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.