Home / 236,039.10-325,736.36-128,610.93

Finding the Fourth Proportional to 236,039.10, 325,736.36 and 128,610.93

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Solution

The fourth proportional to 236,039.10, 325,736.36 and 128,610.93 is: 177,484.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,039.10 : 325,736.36 = 128,610.93 : x
  2. Step 2: Convert to fraction form
    236,039.10/325,736.36 = 128,610.93/x
  3. Step 3: Cross multiply
    236,039.10x = 325,736.36 × 128,610.93
  4. Step 4: Simplify right side
    236,039.10x = 41,893,255,551.36
  5. Step 5: Solve for x
    x = 41,893,255,551.36/236,039.10
  6. Step 6: Final answer
    x = 177,484.39

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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.