Home / 55,811.76-83,718.29-16,369.66

Finding the Fourth Proportional to 55,811.76, 83,718.29 and 16,369.66

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Solution

The fourth proportional to 55,811.76, 83,718.29 and 16,369.66 is: 24,554.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,811.76 : 83,718.29 = 16,369.66 : x
  2. Step 2: Convert to fraction form
    55,811.76/83,718.29 = 16,369.66/x
  3. Step 3: Cross multiply
    55,811.76x = 83,718.29 × 16,369.66
  4. Step 4: Simplify right side
    55,811.76x = 1,370,439,943.08
  5. Step 5: Solve for x
    x = 1,370,439,943.08/55,811.76
  6. Step 6: Final answer
    x = 24,554.68

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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.