Home / 66,021.08-98,809.27-60,558.44

Finding the Fourth Proportional to 66,021.08, 98,809.27 and 60,558.44

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Solution

The fourth proportional to 66,021.08, 98,809.27 and 60,558.44 is: 90,633.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,021.08 : 98,809.27 = 60,558.44 : x
  2. Step 2: Convert to fraction form
    66,021.08/98,809.27 = 60,558.44/x
  3. Step 3: Cross multiply
    66,021.08x = 98,809.27 × 60,558.44
  4. Step 4: Simplify right side
    66,021.08x = 5,983,734,603.30
  5. Step 5: Solve for x
    x = 5,983,734,603.30/66,021.08
  6. Step 6: Final answer
    x = 90,633.70

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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.