Home / 55,905.77-83,760.21-49,804.04

Finding the Fourth Proportional to 55,905.77, 83,760.21 and 49,804.04

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Solution

The fourth proportional to 55,905.77, 83,760.21 and 49,804.04 is: 74,618.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,905.77 : 83,760.21 = 49,804.04 : x
  2. Step 2: Convert to fraction form
    55,905.77/83,760.21 = 49,804.04/x
  3. Step 3: Cross multiply
    55,905.77x = 83,760.21 × 49,804.04
  4. Step 4: Simplify right side
    55,905.77x = 4,171,596,430.45
  5. Step 5: Solve for x
    x = 4,171,596,430.45/55,905.77
  6. Step 6: Final answer
    x = 74,618.36

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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.