Home / 141,607.10-195,417.85-77,944.44

Finding the Fourth Proportional to 141,607.10, 195,417.85 and 77,944.44

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Solution

The fourth proportional to 141,607.10, 195,417.85 and 77,944.44 is: 107,563.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,607.10 : 195,417.85 = 77,944.44 : x
  2. Step 2: Convert to fraction form
    141,607.10/195,417.85 = 77,944.44/x
  3. Step 3: Cross multiply
    141,607.10x = 195,417.85 × 77,944.44
  4. Step 4: Simplify right side
    141,607.10x = 15,231,734,884.25
  5. Step 5: Solve for x
    x = 15,231,734,884.25/141,607.10
  6. Step 6: Final answer
    x = 107,563.36

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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.