Home / 163,973.41-226,293.03-100,323.52

Finding the Fourth Proportional to 163,973.41, 226,293.03 and 100,323.52

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Solution

The fourth proportional to 163,973.41, 226,293.03 and 100,323.52 is: 138,452.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,973.41 : 226,293.03 = 100,323.52 : x
  2. Step 2: Convert to fraction form
    163,973.41/226,293.03 = 100,323.52/x
  3. Step 3: Cross multiply
    163,973.41x = 226,293.03 × 100,323.52
  4. Step 4: Simplify right side
    163,973.41x = 22,702,513,321.07
  5. Step 5: Solve for x
    x = 22,702,513,321.07/163,973.41
  6. Step 6: Final answer
    x = 138,452.41

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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.