Home / 236,125.06-325,848.83-128,695.97

Finding the Fourth Proportional to 236,125.06, 325,848.83 and 128,695.97

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Solution

The fourth proportional to 236,125.06, 325,848.83 and 128,695.97 is: 177,598.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,125.06 : 325,848.83 = 128,695.97 : x
  2. Step 2: Convert to fraction form
    236,125.06/325,848.83 = 128,695.97/x
  3. Step 3: Cross multiply
    236,125.06x = 325,848.83 × 128,695.97
  4. Step 4: Simplify right side
    236,125.06x = 41,935,431,421.36
  5. Step 5: Solve for x
    x = 41,935,431,421.36/236,125.06
  6. Step 6: Final answer
    x = 177,598.40

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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.