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Finding the Fourth Proportional to 61,358.93, 92,033.53 and 21,911.93

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Solution

The fourth proportional to 61,358.93, 92,033.53 and 21,911.93 is: 32,866.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,358.93 : 92,033.53 = 21,911.93 : x
  2. Step 2: Convert to fraction form
    61,358.93/92,033.53 = 21,911.93/x
  3. Step 3: Cross multiply
    61,358.93x = 92,033.53 × 21,911.93
  4. Step 4: Simplify right side
    61,358.93x = 2,016,632,497.10
  5. Step 5: Solve for x
    x = 2,016,632,497.10/61,358.93
  6. Step 6: Final answer
    x = 32,866.16

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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.