Home / 84,695.94-116,890.02-48,895.56

Finding the Fourth Proportional to 84,695.94, 116,890.02 and 48,895.56

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Solution

The fourth proportional to 84,695.94, 116,890.02 and 48,895.56 is: 67,481.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,695.94 : 116,890.02 = 48,895.56 : x
  2. Step 2: Convert to fraction form
    84,695.94/116,890.02 = 48,895.56/x
  3. Step 3: Cross multiply
    84,695.94x = 116,890.02 × 48,895.56
  4. Step 4: Simplify right side
    84,695.94x = 5,715,402,986.31
  5. Step 5: Solve for x
    x = 5,715,402,986.31/84,695.94
  6. Step 6: Final answer
    x = 67,481.43

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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.