Home / 88,511.88-122,142.06-48,225.36

Finding the Fourth Proportional to 88,511.88, 122,142.06 and 48,225.36

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Solution

The fourth proportional to 88,511.88, 122,142.06 and 48,225.36 is: 66,548.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,511.88 : 122,142.06 = 48,225.36 : x
  2. Step 2: Convert to fraction form
    88,511.88/122,142.06 = 48,225.36/x
  3. Step 3: Cross multiply
    88,511.88x = 122,142.06 × 48,225.36
  4. Step 4: Simplify right side
    88,511.88x = 5,890,344,814.64
  5. Step 5: Solve for x
    x = 5,890,344,814.64/88,511.88
  6. Step 6: Final answer
    x = 66,548.64

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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.