Home / 55,657.16-83,486.64-16,216.43

Finding the Fourth Proportional to 55,657.16, 83,486.64 and 16,216.43

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Solution

The fourth proportional to 55,657.16, 83,486.64 and 16,216.43 is: 24,324.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,657.16 : 83,486.64 = 16,216.43 : x
  2. Step 2: Convert to fraction form
    55,657.16/83,486.64 = 16,216.43/x
  3. Step 3: Cross multiply
    55,657.16x = 83,486.64 × 16,216.43
  4. Step 4: Simplify right side
    55,657.16x = 1,353,855,523.02
  5. Step 5: Solve for x
    x = 1,353,855,523.02/55,657.16
  6. Step 6: Final answer
    x = 24,324.91

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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.