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Finding the Fourth Proportional to 281,607.54, 422,404.02 and 94,619.04

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Solution

The fourth proportional to 281,607.54, 422,404.02 and 94,619.04 is: 141,926.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,607.54 : 422,404.02 = 94,619.04 : x
  2. Step 2: Convert to fraction form
    281,607.54/422,404.02 = 94,619.04/x
  3. Step 3: Cross multiply
    281,607.54x = 422,404.02 × 94,619.04
  4. Step 4: Simplify right side
    281,607.54x = 39,967,462,864.54
  5. Step 5: Solve for x
    x = 39,967,462,864.54/281,607.54
  6. Step 6: Final answer
    x = 141,926.11

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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.