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Finding the Fourth Proportional to 211,812.77, 317,762.91 and 62,057.94

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Solution

The fourth proportional to 211,812.77, 317,762.91 and 62,057.94 is: 93,099.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,812.77 : 317,762.91 = 62,057.94 : x
  2. Step 2: Convert to fraction form
    211,812.77/317,762.91 = 62,057.94/x
  3. Step 3: Cross multiply
    211,812.77x = 317,762.91 × 62,057.94
  4. Step 4: Simplify right side
    211,812.77x = 19,719,711,603.01
  5. Step 5: Solve for x
    x = 19,719,711,603.01/211,812.77
  6. Step 6: Final answer
    x = 93,099.73

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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.