Home / 203,035.19-304,656.53-135,613.17

Finding the Fourth Proportional to 203,035.19, 304,656.53 and 135,613.17

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Solution

The fourth proportional to 203,035.19, 304,656.53 and 135,613.17 is: 203,489.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,035.19 : 304,656.53 = 135,613.17 : x
  2. Step 2: Convert to fraction form
    203,035.19/304,656.53 = 135,613.17/x
  3. Step 3: Cross multiply
    203,035.19x = 304,656.53 × 135,613.17
  4. Step 4: Simplify right side
    203,035.19x = 41,315,437,116.43
  5. Step 5: Solve for x
    x = 41,315,437,116.43/203,035.19
  6. Step 6: Final answer
    x = 203,489.05

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1.5x scale

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.