Home / 61,323.48-91,974.29-16,939.94

Finding the Fourth Proportional to 61,323.48, 91,974.29 and 16,939.94

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Solution

The fourth proportional to 61,323.48, 91,974.29 and 16,939.94 is: 25,406.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,323.48 : 91,974.29 = 16,939.94 : x
  2. Step 2: Convert to fraction form
    61,323.48/91,974.29 = 16,939.94/x
  3. Step 3: Cross multiply
    61,323.48x = 91,974.29 × 16,939.94
  4. Step 4: Simplify right side
    61,323.48x = 1,558,038,409.57
  5. Step 5: Solve for x
    x = 1,558,038,409.57/61,323.48
  6. Step 6: Final answer
    x = 25,406.88

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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.