Home / 53,100.20-79,661.19-44,395.94

Finding the Fourth Proportional to 53,100.20, 79,661.19 and 44,395.94

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Solution

The fourth proportional to 53,100.20, 79,661.19 and 44,395.94 is: 66,603.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,100.20 : 79,661.19 = 44,395.94 : x
  2. Step 2: Convert to fraction form
    53,100.20/79,661.19 = 44,395.94/x
  3. Step 3: Cross multiply
    53,100.20x = 79,661.19 × 44,395.94
  4. Step 4: Simplify right side
    53,100.20x = 3,536,633,411.57
  5. Step 5: Solve for x
    x = 3,536,633,411.57/53,100.20
  6. Step 6: Final answer
    x = 66,603.01

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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.