Home / 84,633.45-116,790.06-48,835.02

Finding the Fourth Proportional to 84,633.45, 116,790.06 and 48,835.02

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Solution

The fourth proportional to 84,633.45, 116,790.06 and 48,835.02 is: 67,389.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,633.45 : 116,790.06 = 48,835.02 : x
  2. Step 2: Convert to fraction form
    84,633.45/116,790.06 = 48,835.02/x
  3. Step 3: Cross multiply
    84,633.45x = 116,790.06 × 48,835.02
  4. Step 4: Simplify right side
    84,633.45x = 5,703,444,915.90
  5. Step 5: Solve for x
    x = 5,703,444,915.90/84,633.45
  6. Step 6: Final answer
    x = 67,389.96

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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.