Home / 74,894.04-103,395.96-51,957

Finding the Fourth Proportional to 74,894.04, 103,395.96 and 51,957

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Solution

The fourth proportional to 74,894.04, 103,395.96 and 51,957 is: 71,729.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,894.04 : 103,395.96 = 51,957 : x
  2. Step 2: Convert to fraction form
    74,894.04/103,395.96 = 51,957/x
  3. Step 3: Cross multiply
    74,894.04x = 103,395.96 × 51,957
  4. Step 4: Simplify right side
    74,894.04x = 5,372,143,893.72
  5. Step 5: Solve for x
    x = 5,372,143,893.72/74,894.04
  6. Step 6: Final answer
    x = 71,729.93

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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.