Home / 236,127.06-325,855.59-128,697.18

Finding the Fourth Proportional to 236,127.06, 325,855.59 and 128,697.18

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Solution

The fourth proportional to 236,127.06, 325,855.59 and 128,697.18 is: 177,602.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,127.06 : 325,855.59 = 128,697.18 : x
  2. Step 2: Convert to fraction form
    236,127.06/325,855.59 = 128,697.18/x
  3. Step 3: Cross multiply
    236,127.06x = 325,855.59 × 128,697.18
  4. Step 4: Simplify right side
    236,127.06x = 41,936,695,520.24
  5. Step 5: Solve for x
    x = 41,936,695,520.24/236,127.06
  6. Step 6: Final answer
    x = 177,602.24

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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.