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Finding the Fourth Proportional to 146,773.84, 220,168.32 and 56,816.32

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Solution

The fourth proportional to 146,773.84, 220,168.32 and 56,816.32 is: 85,227.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,773.84 : 220,168.32 = 56,816.32 : x
  2. Step 2: Convert to fraction form
    146,773.84/220,168.32 = 56,816.32/x
  3. Step 3: Cross multiply
    146,773.84x = 220,168.32 × 56,816.32
  4. Step 4: Simplify right side
    146,773.84x = 12,509,153,722.98
  5. Step 5: Solve for x
    x = 12,509,153,722.98/146,773.84
  6. Step 6: Final answer
    x = 85,227.41

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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.