Home / 236,051.93-325,747.41-128,622.71

Finding the Fourth Proportional to 236,051.93, 325,747.41 and 128,622.71

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Solution

The fourth proportional to 236,051.93, 325,747.41 and 128,622.71 is: 177,497.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,051.93 : 325,747.41 = 128,622.71 : x
  2. Step 2: Convert to fraction form
    236,051.93/325,747.41 = 128,622.71/x
  3. Step 3: Cross multiply
    236,051.93x = 325,747.41 × 128,622.71
  4. Step 4: Simplify right side
    236,051.93x = 41,898,513,020.94
  5. Step 5: Solve for x
    x = 41,898,513,020.94/236,051.93
  6. Step 6: Final answer
    x = 177,497.02

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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.