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Finding the Fourth Proportional to 141,323.10, 211,984.65 and 141,323.10

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Solution

The fourth proportional to 141,323.10, 211,984.65 and 141,323.10 is: 211,984.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,323.10 : 211,984.65 = 141,323.10 : x
  2. Step 2: Convert to fraction form
    141,323.10/211,984.65 = 141,323.10/x
  3. Step 3: Cross multiply
    141,323.10x = 211,984.65 × 141,323.10
  4. Step 4: Simplify right side
    141,323.10x = 29,958,327,890.42
  5. Step 5: Solve for x
    x = 29,958,327,890.42/141,323.10
  6. Step 6: Final answer
    x = 211,984.65

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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.