Home / 57,456.48-86,133.54-22,388.16

Finding the Fourth Proportional to 57,456.48, 86,133.54 and 22,388.16

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Solution

The fourth proportional to 57,456.48, 86,133.54 and 22,388.16 is: 33,562.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,456.48 : 86,133.54 = 22,388.16 : x
  2. Step 2: Convert to fraction form
    57,456.48/86,133.54 = 22,388.16/x
  3. Step 3: Cross multiply
    57,456.48x = 86,133.54 × 22,388.16
  4. Step 4: Simplify right side
    57,456.48x = 1,928,371,474.89
  5. Step 5: Solve for x
    x = 1,928,371,474.89/57,456.48
  6. Step 6: Final answer
    x = 33,562.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.