Home / 171,506.11-236,711.61-98,955.92

Finding the Fourth Proportional to 171,506.11, 236,711.61 and 98,955.92

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Solution

The fourth proportional to 171,506.11, 236,711.61 and 98,955.92 is: 136,578.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,506.11 : 236,711.61 = 98,955.92 : x
  2. Step 2: Convert to fraction form
    171,506.11/236,711.61 = 98,955.92/x
  3. Step 3: Cross multiply
    171,506.11x = 236,711.61 × 98,955.92
  4. Step 4: Simplify right side
    171,506.11x = 23,424,015,142.23
  5. Step 5: Solve for x
    x = 23,424,015,142.23/171,506.11
  6. Step 6: Final answer
    x = 136,578.31

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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.