Home / 200,838.08-301,154.04-106,118.96

Finding the Fourth Proportional to 200,838.08, 301,154.04 and 106,118.96

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Solution

The fourth proportional to 200,838.08, 301,154.04 and 106,118.96 is: 159,123.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,838.08 : 301,154.04 = 106,118.96 : x
  2. Step 2: Convert to fraction form
    200,838.08/301,154.04 = 106,118.96/x
  3. Step 3: Cross multiply
    200,838.08x = 301,154.04 × 106,118.96
  4. Step 4: Simplify right side
    200,838.08x = 31,958,153,524.60
  5. Step 5: Solve for x
    x = 31,958,153,524.60/200,838.08
  6. Step 6: Final answer
    x = 159,123.97

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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.