Home / 211,411.03-317,169.46-61,651.34

Finding the Fourth Proportional to 211,411.03, 317,169.46 and 61,651.34

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Solution

The fourth proportional to 211,411.03, 317,169.46 and 61,651.34 is: 92,492.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,411.03 : 317,169.46 = 61,651.34 : x
  2. Step 2: Convert to fraction form
    211,411.03/317,169.46 = 61,651.34/x
  3. Step 3: Cross multiply
    211,411.03x = 317,169.46 × 61,651.34
  4. Step 4: Simplify right side
    211,411.03x = 19,553,920,630.23
  5. Step 5: Solve for x
    x = 19,553,920,630.23/211,411.03
  6. Step 6: Final answer
    x = 92,492.43

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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.