Home / 74,876.36-103,334.82-43,055.24

Finding the Fourth Proportional to 74,876.36, 103,334.82 and 43,055.24

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Solution

The fourth proportional to 74,876.36, 103,334.82 and 43,055.24 is: 59,419.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,876.36 : 103,334.82 = 43,055.24 : x
  2. Step 2: Convert to fraction form
    74,876.36/103,334.82 = 43,055.24/x
  3. Step 3: Cross multiply
    74,876.36x = 103,334.82 × 43,055.24
  4. Step 4: Simplify right side
    74,876.36x = 4,449,105,475.46
  5. Step 5: Solve for x
    x = 4,449,105,475.46/74,876.36
  6. Step 6: Final answer
    x = 59,419.36

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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.