Home / 53,779.43-80,673.42-16,342.77

Finding the Fourth Proportional to 53,779.43, 80,673.42 and 16,342.77

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Solution

The fourth proportional to 53,779.43, 80,673.42 and 16,342.77 is: 24,515.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,779.43 : 80,673.42 = 16,342.77 : x
  2. Step 2: Convert to fraction form
    53,779.43/80,673.42 = 16,342.77/x
  3. Step 3: Cross multiply
    53,779.43x = 80,673.42 × 16,342.77
  4. Step 4: Simplify right side
    53,779.43x = 1,318,427,148.17
  5. Step 5: Solve for x
    x = 1,318,427,148.17/53,779.43
  6. Step 6: Final answer
    x = 24,515.45

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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.