Home / 54,798.52-75,673.08-40,331.50

Finding the Fourth Proportional to 54,798.52, 75,673.08 and 40,331.50

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Solution

The fourth proportional to 54,798.52, 75,673.08 and 40,331.50 is: 55,695.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,798.52 : 75,673.08 = 40,331.50 : x
  2. Step 2: Convert to fraction form
    54,798.52/75,673.08 = 40,331.50/x
  3. Step 3: Cross multiply
    54,798.52x = 75,673.08 × 40,331.50
  4. Step 4: Simplify right side
    54,798.52x = 3,052,008,826.02
  5. Step 5: Solve for x
    x = 3,052,008,826.02/54,798.52
  6. Step 6: Final answer
    x = 55,695.10

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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.