Home / 34,542.45-51,805.71-13,482.99

Finding the Fourth Proportional to 34,542.45, 51,805.71 and 13,482.99

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Solution

The fourth proportional to 34,542.45, 51,805.71 and 13,482.99 is: 20,221.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,542.45 : 51,805.71 = 13,482.99 : x
  2. Step 2: Convert to fraction form
    34,542.45/51,805.71 = 13,482.99/x
  3. Step 3: Cross multiply
    34,542.45x = 51,805.71 × 13,482.99
  4. Step 4: Simplify right side
    34,542.45x = 698,495,869.87
  5. Step 5: Solve for x
    x = 698,495,869.87/34,542.45
  6. Step 6: Final answer
    x = 20,221.38

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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.