Home / 89,271.48-123,195.96-48,984.60

Finding the Fourth Proportional to 89,271.48, 123,195.96 and 48,984.60

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Solution

The fourth proportional to 89,271.48, 123,195.96 and 48,984.60 is: 67,599.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,271.48 : 123,195.96 = 48,984.60 : x
  2. Step 2: Convert to fraction form
    89,271.48/123,195.96 = 48,984.60/x
  3. Step 3: Cross multiply
    89,271.48x = 123,195.96 × 48,984.60
  4. Step 4: Simplify right side
    89,271.48x = 6,034,704,822.22
  5. Step 5: Solve for x
    x = 6,034,704,822.22/89,271.48
  6. Step 6: Final answer
    x = 67,599.47

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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.