Home / 48,830.18-73,190.59-27,780.30

Finding the Fourth Proportional to 48,830.18, 73,190.59 and 27,780.30

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Solution

The fourth proportional to 48,830.18, 73,190.59 and 27,780.30 is: 41,639.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,830.18 : 73,190.59 = 27,780.30 : x
  2. Step 2: Convert to fraction form
    48,830.18/73,190.59 = 27,780.30/x
  3. Step 3: Cross multiply
    48,830.18x = 73,190.59 × 27,780.30
  4. Step 4: Simplify right side
    48,830.18x = 2,033,256,477.93
  5. Step 5: Solve for x
    x = 2,033,256,477.93/48,830.18
  6. Step 6: Final answer
    x = 41,639.34

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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.