Home / 211,892.31-317,882.21-62,137.35

Finding the Fourth Proportional to 211,892.31, 317,882.21 and 62,137.35

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Solution

The fourth proportional to 211,892.31, 317,882.21 and 62,137.35 is: 93,218.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,892.31 : 317,882.21 = 62,137.35 : x
  2. Step 2: Convert to fraction form
    211,892.31/317,882.21 = 62,137.35/x
  3. Step 3: Cross multiply
    211,892.31x = 317,882.21 × 62,137.35
  4. Step 4: Simplify right side
    211,892.31x = 19,752,357,830.86
  5. Step 5: Solve for x
    x = 19,752,357,830.86/211,892.31
  6. Step 6: Final answer
    x = 93,218.85

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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.