Home / 236,431.19-354,510.42-161,641.97

Finding the Fourth Proportional to 236,431.19, 354,510.42 and 161,641.97

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Solution

The fourth proportional to 236,431.19, 354,510.42 and 161,641.97 is: 242,369.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,431.19 : 354,510.42 = 161,641.97 : x
  2. Step 2: Convert to fraction form
    236,431.19/354,510.42 = 161,641.97/x
  3. Step 3: Cross multiply
    236,431.19x = 354,510.42 × 161,641.97
  4. Step 4: Simplify right side
    236,431.19x = 57,303,760,901.78
  5. Step 5: Solve for x
    x = 57,303,760,901.78/236,431.19
  6. Step 6: Final answer
    x = 242,369.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.