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Finding the Fourth Proportional to 64,705.96, 97,007.10 and 33,550.12

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Solution

The fourth proportional to 64,705.96, 97,007.10 and 33,550.12 is: 50,298.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,705.96 : 97,007.10 = 33,550.12 : x
  2. Step 2: Convert to fraction form
    64,705.96/97,007.10 = 33,550.12/x
  3. Step 3: Cross multiply
    64,705.96x = 97,007.10 × 33,550.12
  4. Step 4: Simplify right side
    64,705.96x = 3,254,599,845.85
  5. Step 5: Solve for x
    x = 3,254,599,845.85/64,705.96
  6. Step 6: Final answer
    x = 50,298.30

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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.