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Finding the Fourth Proportional to 64,841.86, 97,262.79 and 33,611.50

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Solution

The fourth proportional to 64,841.86, 97,262.79 and 33,611.50 is: 50,417.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,841.86 : 97,262.79 = 33,611.50 : x
  2. Step 2: Convert to fraction form
    64,841.86/97,262.79 = 33,611.50/x
  3. Step 3: Cross multiply
    64,841.86x = 97,262.79 × 33,611.50
  4. Step 4: Simplify right side
    64,841.86x = 3,269,148,266.09
  5. Step 5: Solve for x
    x = 3,269,148,266.09/64,841.86
  6. Step 6: Final answer
    x = 50,417.25

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1.5x scale

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.