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Finding the Fourth Proportional to 199,667.93, 275,552.94 and 109,032.32

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Solution

The fourth proportional to 199,667.93, 275,552.94 and 109,032.32 is: 150,470.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,667.93 : 275,552.94 = 109,032.32 : x
  2. Step 2: Convert to fraction form
    199,667.93/275,552.94 = 109,032.32/x
  3. Step 3: Cross multiply
    199,667.93x = 275,552.94 × 109,032.32
  4. Step 4: Simplify right side
    199,667.93x = 30,044,174,953.26
  5. Step 5: Solve for x
    x = 30,044,174,953.26/199,667.93
  6. Step 6: Final answer
    x = 150,470.71

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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.