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Finding the Fourth Proportional to 64,352,672.70, 96,529,009.05 and 34,119,584.70

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Solution

The fourth proportional to 64,352,672.70, 96,529,009.05 and 34,119,584.70 is: 51,179,377.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,352,672.70 : 96,529,009.05 = 34,119,584.70 : x
  2. Step 2: Convert to fraction form
    64,352,672.70/96,529,009.05 = 34,119,584.70/x
  3. Step 3: Cross multiply
    64,352,672.70x = 96,529,009.05 × 34,119,584.70
  4. Step 4: Simplify right side
    64,352,672.70x = 3,293,529,700,288,541.50
  5. Step 5: Solve for x
    x = 3,293,529,700,288,541.50/64,352,672.70
  6. Step 6: Final answer
    x = 51,179,377.05

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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.