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Finding the Fourth Proportional to 55,802.16, 76,995 and 33,148.79

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Solution

The fourth proportional to 55,802.16, 76,995 and 33,148.79 is: 45,738.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,802.16 : 76,995 = 33,148.79 : x
  2. Step 2: Convert to fraction form
    55,802.16/76,995 = 33,148.79/x
  3. Step 3: Cross multiply
    55,802.16x = 76,995 × 33,148.79
  4. Step 4: Simplify right side
    55,802.16x = 2,552,291,086.05
  5. Step 5: Solve for x
    x = 2,552,291,086.05/55,802.16
  6. Step 6: Final answer
    x = 45,738.21

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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.