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Finding the Fourth Proportional to 66,698.52, 92,044.08 and 36,483.96

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Solution

The fourth proportional to 66,698.52, 92,044.08 and 36,483.96 is: 50,347.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,698.52 : 92,044.08 = 36,483.96 : x
  2. Step 2: Convert to fraction form
    66,698.52/92,044.08 = 36,483.96/x
  3. Step 3: Cross multiply
    66,698.52x = 92,044.08 × 36,483.96
  4. Step 4: Simplify right side
    66,698.52x = 3,358,132,532.96
  5. Step 5: Solve for x
    x = 3,358,132,532.96/66,698.52
  6. Step 6: Final answer
    x = 50,347.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.