Home / 140,269.51-193,573.16-79,844.04

Finding the Fourth Proportional to 140,269.51, 193,573.16 and 79,844.04

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Solution

The fourth proportional to 140,269.51, 193,573.16 and 79,844.04 is: 110,185.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,269.51 : 193,573.16 = 79,844.04 : x
  2. Step 2: Convert to fraction form
    140,269.51/193,573.16 = 79,844.04/x
  3. Step 3: Cross multiply
    140,269.51x = 193,573.16 × 79,844.04
  4. Step 4: Simplify right side
    140,269.51x = 15,455,663,756.06
  5. Step 5: Solve for x
    x = 15,455,663,756.06/140,269.51
  6. Step 6: Final answer
    x = 110,185.48

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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.