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Finding the Fourth Proportional to 64,014.95, 96,031.53 and 34,021.37

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Solution

The fourth proportional to 64,014.95, 96,031.53 and 34,021.37 is: 51,036.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,014.95 : 96,031.53 = 34,021.37 : x
  2. Step 2: Convert to fraction form
    64,014.95/96,031.53 = 34,021.37/x
  3. Step 3: Cross multiply
    64,014.95x = 96,031.53 × 34,021.37
  4. Step 4: Simplify right side
    64,014.95x = 3,267,123,733.64
  5. Step 5: Solve for x
    x = 3,267,123,733.64/64,014.95
  6. Step 6: Final answer
    x = 51,036.89

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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.