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Finding the Fourth Proportional to 72,313.33, 99,792.40 and 44,019.02

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Solution

The fourth proportional to 72,313.33, 99,792.40 and 44,019.02 is: 60,746.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,313.33 : 99,792.40 = 44,019.02 : x
  2. Step 2: Convert to fraction form
    72,313.33/99,792.40 = 44,019.02/x
  3. Step 3: Cross multiply
    72,313.33x = 99,792.40 × 44,019.02
  4. Step 4: Simplify right side
    72,313.33x = 4,392,763,651.45
  5. Step 5: Solve for x
    x = 4,392,763,651.45/72,313.33
  6. Step 6: Final answer
    x = 60,746.25

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.