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Finding the Fourth Proportional to 64,703.94, 97,055.94 and 36,982.50

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Solution

The fourth proportional to 64,703.94, 97,055.94 and 36,982.50 is: 55,473.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,703.94 : 97,055.94 = 36,982.50 : x
  2. Step 2: Convert to fraction form
    64,703.94/97,055.94 = 36,982.50/x
  3. Step 3: Cross multiply
    64,703.94x = 97,055.94 × 36,982.50
  4. Step 4: Simplify right side
    64,703.94x = 3,589,371,301.05
  5. Step 5: Solve for x
    x = 3,589,371,301.05/64,703.94
  6. Step 6: Final answer
    x = 55,473.77

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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.