Home / 200,646.42-301,015.88-67,523.20

Finding the Fourth Proportional to 200,646.42, 301,015.88 and 67,523.20

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Solution

The fourth proportional to 200,646.42, 301,015.88 and 67,523.20 is: 101,300.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,646.42 : 301,015.88 = 67,523.20 : x
  2. Step 2: Convert to fraction form
    200,646.42/301,015.88 = 67,523.20/x
  3. Step 3: Cross multiply
    200,646.42x = 301,015.88 × 67,523.20
  4. Step 4: Simplify right side
    200,646.42x = 20,325,555,468.42
  5. Step 5: Solve for x
    x = 20,325,555,468.42/200,646.42
  6. Step 6: Final answer
    x = 101,300.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.