Home / 236,124.06-325,851.45-128,694.18

Finding the Fourth Proportional to 236,124.06, 325,851.45 and 128,694.18

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Solution

The fourth proportional to 236,124.06, 325,851.45 and 128,694.18 is: 177,598.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,124.06 : 325,851.45 = 128,694.18 : x
  2. Step 2: Convert to fraction form
    236,124.06/325,851.45 = 128,694.18/x
  3. Step 3: Cross multiply
    236,124.06x = 325,851.45 × 128,694.18
  4. Step 4: Simplify right side
    236,124.06x = 41,935,185,159.56
  5. Step 5: Solve for x
    x = 41,935,185,159.56/236,124.06
  6. Step 6: Final answer
    x = 177,598.10

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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.