Home / 48,564.21-67,028.55-30,647.16

Finding the Fourth Proportional to 48,564.21, 67,028.55 and 30,647.16

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Solution

The fourth proportional to 48,564.21, 67,028.55 and 30,647.16 is: 42,299.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,564.21 : 67,028.55 = 30,647.16 : x
  2. Step 2: Convert to fraction form
    48,564.21/67,028.55 = 30,647.16/x
  3. Step 3: Cross multiply
    48,564.21x = 67,028.55 × 30,647.16
  4. Step 4: Simplify right side
    48,564.21x = 2,054,234,696.42
  5. Step 5: Solve for x
    x = 2,054,234,696.42/48,564.21
  6. Step 6: Final answer
    x = 42,299.35

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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.