Home / 53,557.86-80,320.57-16,107.99

Finding the Fourth Proportional to 53,557.86, 80,320.57 and 16,107.99

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Solution

The fourth proportional to 53,557.86, 80,320.57 and 16,107.99 is: 24,157.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,557.86 : 80,320.57 = 16,107.99 : x
  2. Step 2: Convert to fraction form
    53,557.86/80,320.57 = 16,107.99/x
  3. Step 3: Cross multiply
    53,557.86x = 80,320.57 × 16,107.99
  4. Step 4: Simplify right side
    53,557.86x = 1,293,802,938.35
  5. Step 5: Solve for x
    x = 1,293,802,938.35/53,557.86
  6. Step 6: Final answer
    x = 24,157.11

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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.