Home / 251,690.10-347,326.83-144,323.34

Finding the Fourth Proportional to 251,690.10, 347,326.83 and 144,323.34

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Solution

The fourth proportional to 251,690.10, 347,326.83 and 144,323.34 is: 199,163.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,690.10 : 347,326.83 = 144,323.34 : x
  2. Step 2: Convert to fraction form
    251,690.10/347,326.83 = 144,323.34/x
  3. Step 3: Cross multiply
    251,690.10x = 347,326.83 × 144,323.34
  4. Step 4: Simplify right side
    251,690.10x = 50,127,368,177.21
  5. Step 5: Solve for x
    x = 50,127,368,177.21/251,690.10
  6. Step 6: Final answer
    x = 199,163.05

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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.