Home / 74,883.22-103,330.35-43,062.37

Finding the Fourth Proportional to 74,883.22, 103,330.35 and 43,062.37

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Solution

The fourth proportional to 74,883.22, 103,330.35 and 43,062.37 is: 59,421.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,883.22 : 103,330.35 = 43,062.37 : x
  2. Step 2: Convert to fraction form
    74,883.22/103,330.35 = 43,062.37/x
  3. Step 3: Cross multiply
    74,883.22x = 103,330.35 × 43,062.37
  4. Step 4: Simplify right side
    74,883.22x = 4,449,649,505.60
  5. Step 5: Solve for x
    x = 4,449,649,505.60/74,883.22
  6. Step 6: Final answer
    x = 59,421.18

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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.