Home / 171,876.11-237,232.63-117,450.31

Finding the Fourth Proportional to 171,876.11, 237,232.63 and 117,450.31

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Solution

The fourth proportional to 171,876.11, 237,232.63 and 117,450.31 is: 162,111.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,876.11 : 237,232.63 = 117,450.31 : x
  2. Step 2: Convert to fraction form
    171,876.11/237,232.63 = 117,450.31/x
  3. Step 3: Cross multiply
    171,876.11x = 237,232.63 × 117,450.31
  4. Step 4: Simplify right side
    171,876.11x = 27,863,046,378.97
  5. Step 5: Solve for x
    x = 27,863,046,378.97/171,876.11
  6. Step 6: Final answer
    x = 162,111.22

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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.