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Finding the Fourth Proportional to 64,034.34, 95,854.67 and 54,586.50

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Solution

The fourth proportional to 64,034.34, 95,854.67 and 54,586.50 is: 81,711.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,034.34 : 95,854.67 = 54,586.50 : x
  2. Step 2: Convert to fraction form
    64,034.34/95,854.67 = 54,586.50/x
  3. Step 3: Cross multiply
    64,034.34x = 95,854.67 × 54,586.50
  4. Step 4: Simplify right side
    64,034.34x = 5,232,370,943.96
  5. Step 5: Solve for x
    x = 5,232,370,943.96/64,034.34
  6. Step 6: Final answer
    x = 81,711.95

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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.