Home / 236,127.07-325,862.22-128,704.06

Finding the Fourth Proportional to 236,127.07, 325,862.22 and 128,704.06

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Solution

The fourth proportional to 236,127.07, 325,862.22 and 128,704.06 is: 177,615.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,127.07 : 325,862.22 = 128,704.06 : x
  2. Step 2: Convert to fraction form
    236,127.07/325,862.22 = 128,704.06/x
  3. Step 3: Cross multiply
    236,127.07x = 325,862.22 × 128,704.06
  4. Step 4: Simplify right side
    236,127.07x = 41,939,790,714.61
  5. Step 5: Solve for x
    x = 41,939,790,714.61/236,127.07
  6. Step 6: Final answer
    x = 177,615.34

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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.