Home / 101,839.08-152,756.92-41,855.40

Finding the Fourth Proportional to 101,839.08, 152,756.92 and 41,855.40

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Solution

The fourth proportional to 101,839.08, 152,756.92 and 41,855.40 is: 62,782.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,839.08 : 152,756.92 = 41,855.40 : x
  2. Step 2: Convert to fraction form
    101,839.08/152,756.92 = 41,855.40/x
  3. Step 3: Cross multiply
    101,839.08x = 152,756.92 × 41,855.40
  4. Step 4: Simplify right side
    101,839.08x = 6,393,701,989.37
  5. Step 5: Solve for x
    x = 6,393,701,989.37/101,839.08
  6. Step 6: Final answer
    x = 62,782.40

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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.