Home / 74,552.06-102,883.56-40,562.48

Finding the Fourth Proportional to 74,552.06, 102,883.56 and 40,562.48

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Solution

The fourth proportional to 74,552.06, 102,883.56 and 40,562.48 is: 55,977.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,552.06 : 102,883.56 = 40,562.48 : x
  2. Step 2: Convert to fraction form
    74,552.06/102,883.56 = 40,562.48/x
  3. Step 3: Cross multiply
    74,552.06x = 102,883.56 × 40,562.48
  4. Step 4: Simplify right side
    74,552.06x = 4,173,212,344.83
  5. Step 5: Solve for x
    x = 4,173,212,344.83/74,552.06
  6. Step 6: Final answer
    x = 55,977.16

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Why These Related Problems?

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