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Finding the Fourth Proportional to 64,876.50, 97,315.56 and 23,323.50

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Solution

The fourth proportional to 64,876.50, 97,315.56 and 23,323.50 is: 34,985.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,876.50 : 97,315.56 = 23,323.50 : x
  2. Step 2: Convert to fraction form
    64,876.50/97,315.56 = 23,323.50/x
  3. Step 3: Cross multiply
    64,876.50x = 97,315.56 × 23,323.50
  4. Step 4: Simplify right side
    64,876.50x = 2,269,739,463.66
  5. Step 5: Solve for x
    x = 2,269,739,463.66/64,876.50
  6. Step 6: Final answer
    x = 34,985.54

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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.