Home / 89,029.49-122,861.06-48,747

Finding the Fourth Proportional to 89,029.49, 122,861.06 and 48,747

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Solution

The fourth proportional to 89,029.49, 122,861.06 and 48,747 is: 67,271.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,029.49 : 122,861.06 = 48,747 : x
  2. Step 2: Convert to fraction form
    89,029.49/122,861.06 = 48,747/x
  3. Step 3: Cross multiply
    89,029.49x = 122,861.06 × 48,747
  4. Step 4: Simplify right side
    89,029.49x = 5,989,108,091.82
  5. Step 5: Solve for x
    x = 5,989,108,091.82/89,029.49
  6. Step 6: Final answer
    x = 67,271.06

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.