Home / 53,563.95-73,920.60-29,690.64

Finding the Fourth Proportional to 53,563.95, 73,920.60 and 29,690.64

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Solution

The fourth proportional to 53,563.95, 73,920.60 and 29,690.64 is: 40,974.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,563.95 : 73,920.60 = 29,690.64 : x
  2. Step 2: Convert to fraction form
    53,563.95/73,920.60 = 29,690.64/x
  3. Step 3: Cross multiply
    53,563.95x = 73,920.60 × 29,690.64
  4. Step 4: Simplify right side
    53,563.95x = 2,194,749,923.18
  5. Step 5: Solve for x
    x = 2,194,749,923.18/53,563.95
  6. Step 6: Final answer
    x = 40,974.39

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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.