Home / 254,825.01-351,665.27-140,108.45

Finding the Fourth Proportional to 254,825.01, 351,665.27 and 140,108.45

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Solution

The fourth proportional to 254,825.01, 351,665.27 and 140,108.45 is: 193,353.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,825.01 : 351,665.27 = 140,108.45 : x
  2. Step 2: Convert to fraction form
    254,825.01/351,665.27 = 140,108.45/x
  3. Step 3: Cross multiply
    254,825.01x = 351,665.27 × 140,108.45
  4. Step 4: Simplify right side
    254,825.01x = 49,271,273,439.66
  5. Step 5: Solve for x
    x = 49,271,273,439.66/254,825.01
  6. Step 6: Final answer
    x = 193,353.37

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1.5x scale

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.