Home / 253,734.12-350,174.43-140,567.40

Finding the Fourth Proportional to 253,734.12, 350,174.43 and 140,567.40

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Solution

The fourth proportional to 253,734.12, 350,174.43 and 140,567.40 is: 193,994.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,734.12 : 350,174.43 = 140,567.40 : x
  2. Step 2: Convert to fraction form
    253,734.12/350,174.43 = 140,567.40/x
  3. Step 3: Cross multiply
    253,734.12x = 350,174.43 × 140,567.40
  4. Step 4: Simplify right side
    253,734.12x = 49,223,109,171.58
  5. Step 5: Solve for x
    x = 49,223,109,171.58/253,734.12
  6. Step 6: Final answer
    x = 193,994.84

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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.