Home / 52,406.33-78,585.29-16,861.03

Finding the Fourth Proportional to 52,406.33, 78,585.29 and 16,861.03

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Solution

The fourth proportional to 52,406.33, 78,585.29 and 16,861.03 is: 25,283.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,406.33 : 78,585.29 = 16,861.03 : x
  2. Step 2: Convert to fraction form
    52,406.33/78,585.29 = 16,861.03/x
  3. Step 3: Cross multiply
    52,406.33x = 78,585.29 × 16,861.03
  4. Step 4: Simplify right side
    52,406.33x = 1,325,028,714.71
  5. Step 5: Solve for x
    x = 1,325,028,714.71/52,406.33
  6. Step 6: Final answer
    x = 25,283.76

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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.