Home / 54,798.19-75,621.50-29,647.69

Finding the Fourth Proportional to 54,798.19, 75,621.50 and 29,647.69

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Solution

The fourth proportional to 54,798.19, 75,621.50 and 29,647.69 is: 40,913.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,798.19 : 75,621.50 = 29,647.69 : x
  2. Step 2: Convert to fraction form
    54,798.19/75,621.50 = 29,647.69/x
  3. Step 3: Cross multiply
    54,798.19x = 75,621.50 × 29,647.69
  4. Step 4: Simplify right side
    54,798.19x = 2,242,002,563.22
  5. Step 5: Solve for x
    x = 2,242,002,563.22/54,798.19
  6. Step 6: Final answer
    x = 40,913.81

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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.