Home / 55,877.88-83,815.08-16,435.72

Finding the Fourth Proportional to 55,877.88, 83,815.08 and 16,435.72

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Solution

The fourth proportional to 55,877.88, 83,815.08 and 16,435.72 is: 24,653.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,877.88 : 83,815.08 = 16,435.72 : x
  2. Step 2: Convert to fraction form
    55,877.88/83,815.08 = 16,435.72/x
  3. Step 3: Cross multiply
    55,877.88x = 83,815.08 × 16,435.72
  4. Step 4: Simplify right side
    55,877.88x = 1,377,561,186.66
  5. Step 5: Solve for x
    x = 1,377,561,186.66/55,877.88
  6. Step 6: Final answer
    x = 24,653.07

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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.