Home / 236,040.01-325,731.10-128,610.93

Finding the Fourth Proportional to 236,040.01, 325,731.10 and 128,610.93

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Solution

The fourth proportional to 236,040.01, 325,731.10 and 128,610.93 is: 177,480.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,040.01 : 325,731.10 = 128,610.93 : x
  2. Step 2: Convert to fraction form
    236,040.01/325,731.10 = 128,610.93/x
  3. Step 3: Cross multiply
    236,040.01x = 325,731.10 × 128,610.93
  4. Step 4: Simplify right side
    236,040.01x = 41,892,579,700.92
  5. Step 5: Solve for x
    x = 41,892,579,700.92/236,040.01
  6. Step 6: Final answer
    x = 177,480.84

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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.