Home / 55,709.88-83,548.26-16,256.40

Finding the Fourth Proportional to 55,709.88, 83,548.26 and 16,256.40

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Solution

The fourth proportional to 55,709.88, 83,548.26 and 16,256.40 is: 24,379.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,709.88 : 83,548.26 = 16,256.40 : x
  2. Step 2: Convert to fraction form
    55,709.88/83,548.26 = 16,256.40/x
  3. Step 3: Cross multiply
    55,709.88x = 83,548.26 × 16,256.40
  4. Step 4: Simplify right side
    55,709.88x = 1,358,193,933.86
  5. Step 5: Solve for x
    x = 1,358,193,933.86/55,709.88
  6. Step 6: Final answer
    x = 24,379.77

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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.