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Finding the Fourth Proportional to 141,146, 211,774.20 and 62,204.72

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Solution

The fourth proportional to 141,146, 211,774.20 and 62,204.72 is: 93,331.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,146 : 211,774.20 = 62,204.72 : x
  2. Step 2: Convert to fraction form
    141,146/211,774.20 = 62,204.72/x
  3. Step 3: Cross multiply
    141,146x = 211,774.20 × 62,204.72
  4. Step 4: Simplify right side
    141,146x = 13,173,354,814.22
  5. Step 5: Solve for x
    x = 13,173,354,814.22/141,146
  6. Step 6: Final answer
    x = 93,331.41

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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.