Home / 65,968.83-98,916.39-21,583.67

Finding the Fourth Proportional to 65,968.83, 98,916.39 and 21,583.67

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Solution

The fourth proportional to 65,968.83, 98,916.39 and 21,583.67 is: 32,363.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,968.83 : 98,916.39 = 21,583.67 : x
  2. Step 2: Convert to fraction form
    65,968.83/98,916.39 = 21,583.67/x
  3. Step 3: Cross multiply
    65,968.83x = 98,916.39 × 21,583.67
  4. Step 4: Simplify right side
    65,968.83x = 2,134,978,224.77
  5. Step 5: Solve for x
    x = 2,134,978,224.77/65,968.83
  6. Step 6: Final answer
    x = 32,363.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.