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Finding the Fourth Proportional to 48,441.67, 72,662.41 and 12,903.01

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Solution

The fourth proportional to 48,441.67, 72,662.41 and 12,903.01 is: 19,354.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,441.67 : 72,662.41 = 12,903.01 : x
  2. Step 2: Convert to fraction form
    48,441.67/72,662.41 = 12,903.01/x
  3. Step 3: Cross multiply
    48,441.67x = 72,662.41 × 12,903.01
  4. Step 4: Simplify right side
    48,441.67x = 937,563,802.85
  5. Step 5: Solve for x
    x = 937,563,802.85/48,441.67
  6. Step 6: Final answer
    x = 19,354.49

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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.