Home / 251,627.80-347,255.93-144,218.56

Finding the Fourth Proportional to 251,627.80, 347,255.93 and 144,218.56

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Solution

The fourth proportional to 251,627.80, 347,255.93 and 144,218.56 is: 199,027.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,627.80 : 347,255.93 = 144,218.56 : x
  2. Step 2: Convert to fraction form
    251,627.80/347,255.93 = 144,218.56/x
  3. Step 3: Cross multiply
    251,627.80x = 347,255.93 × 144,218.56
  4. Step 4: Simplify right side
    251,627.80x = 50,080,750,176.06
  5. Step 5: Solve for x
    x = 50,080,750,176.06/251,627.80
  6. Step 6: Final answer
    x = 199,027.10

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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.