Home / 84,237.78-116,254.26-48,439.02

Finding the Fourth Proportional to 84,237.78, 116,254.26 and 48,439.02

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Solution

The fourth proportional to 84,237.78, 116,254.26 and 48,439.02 is: 66,849.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,237.78 : 116,254.26 = 48,439.02 : x
  2. Step 2: Convert to fraction form
    84,237.78/116,254.26 = 48,439.02/x
  3. Step 3: Cross multiply
    84,237.78x = 116,254.26 × 48,439.02
  4. Step 4: Simplify right side
    84,237.78x = 5,631,242,425.23
  5. Step 5: Solve for x
    x = 5,631,242,425.23/84,237.78
  6. Step 6: Final answer
    x = 66,849.37

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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.