Home / 69,341.94-103,999.89-27,220.38

Finding the Fourth Proportional to 69,341.94, 103,999.89 and 27,220.38

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Solution

The fourth proportional to 69,341.94, 103,999.89 and 27,220.38 is: 40,825.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,341.94 : 103,999.89 = 27,220.38 : x
  2. Step 2: Convert to fraction form
    69,341.94/103,999.89 = 27,220.38/x
  3. Step 3: Cross multiply
    69,341.94x = 103,999.89 × 27,220.38
  4. Step 4: Simplify right side
    69,341.94x = 2,830,916,525.76
  5. Step 5: Solve for x
    x = 2,830,916,525.76/69,341.94
  6. Step 6: Final answer
    x = 40,825.46

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1.5x scale

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.