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Finding the Fourth Proportional to 64,199.50, 96,247.05 and 26,787.44

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Solution

The fourth proportional to 64,199.50, 96,247.05 and 26,787.44 is: 40,159.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,199.50 : 96,247.05 = 26,787.44 : x
  2. Step 2: Convert to fraction form
    64,199.50/96,247.05 = 26,787.44/x
  3. Step 3: Cross multiply
    64,199.50x = 96,247.05 × 26,787.44
  4. Step 4: Simplify right side
    64,199.50x = 2,578,211,595.82
  5. Step 5: Solve for x
    x = 2,578,211,595.82/64,199.50
  6. Step 6: Final answer
    x = 40,159.37

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1.5x scale

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.