Home / 74,416.07-111,625.02-21,826.64

Finding the Fourth Proportional to 74,416.07, 111,625.02 and 21,826.64

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Solution

The fourth proportional to 74,416.07, 111,625.02 and 21,826.64 is: 32,740.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,416.07 : 111,625.02 = 21,826.64 : x
  2. Step 2: Convert to fraction form
    74,416.07/111,625.02 = 21,826.64/x
  3. Step 3: Cross multiply
    74,416.07x = 111,625.02 × 21,826.64
  4. Step 4: Simplify right side
    74,416.07x = 2,436,399,126.53
  5. Step 5: Solve for x
    x = 2,436,399,126.53/74,416.07
  6. Step 6: Final answer
    x = 32,740.23

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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.