Home / 171,948.23-257,973.60-82,058.43

Finding the Fourth Proportional to 171,948.23, 257,973.60 and 82,058.43

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Solution

The fourth proportional to 171,948.23, 257,973.60 and 82,058.43 is: 123,112.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,948.23 : 257,973.60 = 82,058.43 : x
  2. Step 2: Convert to fraction form
    171,948.23/257,973.60 = 82,058.43/x
  3. Step 3: Cross multiply
    171,948.23x = 257,973.60 × 82,058.43
  4. Step 4: Simplify right side
    171,948.23x = 21,168,908,597.45
  5. Step 5: Solve for x
    x = 21,168,908,597.45/171,948.23
  6. Step 6: Final answer
    x = 123,112.10

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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.