Home / 98,906.37-136,490.83-53,584.67

Finding the Fourth Proportional to 98,906.37, 136,490.83 and 53,584.67

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Solution

The fourth proportional to 98,906.37, 136,490.83 and 53,584.67 is: 73,946.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,906.37 : 136,490.83 = 53,584.67 : x
  2. Step 2: Convert to fraction form
    98,906.37/136,490.83 = 53,584.67/x
  3. Step 3: Cross multiply
    98,906.37x = 136,490.83 × 53,584.67
  4. Step 4: Simplify right side
    98,906.37x = 7,313,815,779.00
  5. Step 5: Solve for x
    x = 7,313,815,779.00/98,906.37
  6. Step 6: Final answer
    x = 73,946.86

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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.