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Finding the Fourth Proportional to 61,252.68, 84,533.58 and 34,397

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Solution

The fourth proportional to 61,252.68, 84,533.58 and 34,397 is: 47,470.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,252.68 : 84,533.58 = 34,397 : x
  2. Step 2: Convert to fraction form
    61,252.68/84,533.58 = 34,397/x
  3. Step 3: Cross multiply
    61,252.68x = 84,533.58 × 34,397
  4. Step 4: Simplify right side
    61,252.68x = 2,907,701,551.26
  5. Step 5: Solve for x
    x = 2,907,701,551.26/61,252.68
  6. Step 6: Final answer
    x = 47,470.60

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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.