Home / 74,507.44-102,967.74-61,057.48

Finding the Fourth Proportional to 74,507.44, 102,967.74 and 61,057.48

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Solution

The fourth proportional to 74,507.44, 102,967.74 and 61,057.48 is: 84,380.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,507.44 : 102,967.74 = 61,057.48 : x
  2. Step 2: Convert to fraction form
    74,507.44/102,967.74 = 61,057.48/x
  3. Step 3: Cross multiply
    74,507.44x = 102,967.74 × 61,057.48
  4. Step 4: Simplify right side
    74,507.44x = 6,286,950,725.70
  5. Step 5: Solve for x
    x = 6,286,950,725.70/74,507.44
  6. Step 6: Final answer
    x = 84,380.17

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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.