Home / 259,843.36-358,577.04-145,118.88

Finding the Fourth Proportional to 259,843.36, 358,577.04 and 145,118.88

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Solution

The fourth proportional to 259,843.36, 358,577.04 and 145,118.88 is: 200,260.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,843.36 : 358,577.04 = 145,118.88 : x
  2. Step 2: Convert to fraction form
    259,843.36/358,577.04 = 145,118.88/x
  3. Step 3: Cross multiply
    259,843.36x = 358,577.04 × 145,118.88
  4. Step 4: Simplify right side
    259,843.36x = 52,036,298,438.52
  5. Step 5: Solve for x
    x = 52,036,298,438.52/259,843.36
  6. Step 6: Final answer
    x = 200,260.26

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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.