Home / 54,798.08-75,621.20-29,647.52

Finding the Fourth Proportional to 54,798.08, 75,621.20 and 29,647.52

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Solution

The fourth proportional to 54,798.08, 75,621.20 and 29,647.52 is: 40,913.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,798.08 : 75,621.20 = 29,647.52 : x
  2. Step 2: Convert to fraction form
    54,798.08/75,621.20 = 29,647.52/x
  3. Step 3: Cross multiply
    54,798.08x = 75,621.20 × 29,647.52
  4. Step 4: Simplify right side
    54,798.08x = 2,241,981,039.42
  5. Step 5: Solve for x
    x = 2,241,981,039.42/54,798.08
  6. Step 6: Final answer
    x = 40,913.50

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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.