Home / 74,867.94-103,317.75-43,043.04

Finding the Fourth Proportional to 74,867.94, 103,317.75 and 43,043.04

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Solution

The fourth proportional to 74,867.94, 103,317.75 and 43,043.04 is: 59,399.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,867.94 : 103,317.75 = 43,043.04 : x
  2. Step 2: Convert to fraction form
    74,867.94/103,317.75 = 43,043.04/x
  3. Step 3: Cross multiply
    74,867.94x = 103,317.75 × 43,043.04
  4. Step 4: Simplify right side
    74,867.94x = 4,447,110,045.96
  5. Step 5: Solve for x
    x = 4,447,110,045.96/74,867.94
  6. Step 6: Final answer
    x = 59,399.39

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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.