Home / 236,098.37-325,806.27-128,666.12

Finding the Fourth Proportional to 236,098.37, 325,806.27 and 128,666.12

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Solution

The fourth proportional to 236,098.37, 325,806.27 and 128,666.12 is: 177,554.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,098.37 : 325,806.27 = 128,666.12 : x
  2. Step 2: Convert to fraction form
    236,098.37/325,806.27 = 128,666.12/x
  3. Step 3: Cross multiply
    236,098.37x = 325,806.27 × 128,666.12
  4. Step 4: Simplify right side
    236,098.37x = 41,920,227,003.54
  5. Step 5: Solve for x
    x = 41,920,227,003.54/236,098.37
  6. Step 6: Final answer
    x = 177,554.08

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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.