Home / 71,268.08-98,269.46-53,305.52

Finding the Fourth Proportional to 71,268.08, 98,269.46 and 53,305.52

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Solution

The fourth proportional to 71,268.08, 98,269.46 and 53,305.52 is: 73,501.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,268.08 : 98,269.46 = 53,305.52 : x
  2. Step 2: Convert to fraction form
    71,268.08/98,269.46 = 53,305.52/x
  3. Step 3: Cross multiply
    71,268.08x = 98,269.46 × 53,305.52
  4. Step 4: Simplify right side
    71,268.08x = 5,238,304,665.42
  5. Step 5: Solve for x
    x = 5,238,304,665.42/71,268.08
  6. Step 6: Final answer
    x = 73,501.41

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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.