Home / 163,196.44-244,319.16-121,262.40

Finding the Fourth Proportional to 163,196.44, 244,319.16 and 121,262.40

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Solution

The fourth proportional to 163,196.44, 244,319.16 and 121,262.40 is: 181,540.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,196.44 : 244,319.16 = 121,262.40 : x
  2. Step 2: Convert to fraction form
    163,196.44/244,319.16 = 121,262.40/x
  3. Step 3: Cross multiply
    163,196.44x = 244,319.16 × 121,262.40
  4. Step 4: Simplify right side
    163,196.44x = 29,626,727,707.58
  5. Step 5: Solve for x
    x = 29,626,727,707.58/163,196.44
  6. Step 6: Final answer
    x = 181,540.28

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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.