Home / 61,314.17-91,970.33-16,939.94

Finding the Fourth Proportional to 61,314.17, 91,970.33 and 16,939.94

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Solution

The fourth proportional to 61,314.17, 91,970.33 and 16,939.94 is: 25,409.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,314.17 : 91,970.33 = 16,939.94 : x
  2. Step 2: Convert to fraction form
    61,314.17/91,970.33 = 16,939.94/x
  3. Step 3: Cross multiply
    61,314.17x = 91,970.33 × 16,939.94
  4. Step 4: Simplify right side
    61,314.17x = 1,557,971,327.43
  5. Step 5: Solve for x
    x = 1,557,971,327.43/61,314.17
  6. Step 6: Final answer
    x = 25,409.65

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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.