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Finding the Fourth Proportional to 64,886.62, 97,154.06 and 33,656.26

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Solution

The fourth proportional to 64,886.62, 97,154.06 and 33,656.26 is: 50,393.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,886.62 : 97,154.06 = 33,656.26 : x
  2. Step 2: Convert to fraction form
    64,886.62/97,154.06 = 33,656.26/x
  3. Step 3: Cross multiply
    64,886.62x = 97,154.06 × 33,656.26
  4. Step 4: Simplify right side
    64,886.62x = 3,269,842,135.13
  5. Step 5: Solve for x
    x = 3,269,842,135.13/64,886.62
  6. Step 6: Final answer
    x = 50,393.16

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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.