Home / 88,530.63-122,172.27-48,786.63

Finding the Fourth Proportional to 88,530.63, 122,172.27 and 48,786.63

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Solution

The fourth proportional to 88,530.63, 122,172.27 and 48,786.63 is: 67,325.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,530.63 : 122,172.27 = 48,786.63 : x
  2. Step 2: Convert to fraction form
    88,530.63/122,172.27 = 48,786.63/x
  3. Step 3: Cross multiply
    88,530.63x = 122,172.27 × 48,786.63
  4. Step 4: Simplify right side
    88,530.63x = 5,960,372,477.96
  5. Step 5: Solve for x
    x = 5,960,372,477.96/88,530.63
  6. Step 6: Final answer
    x = 67,325.54

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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.