Home / 107,563.24-161,323.59-102,228.98

Finding the Fourth Proportional to 107,563.24, 161,323.59 and 102,228.98

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Solution

The fourth proportional to 107,563.24, 161,323.59 and 102,228.98 is: 153,323.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,563.24 : 161,323.59 = 102,228.98 : x
  2. Step 2: Convert to fraction form
    107,563.24/161,323.59 = 102,228.98/x
  3. Step 3: Cross multiply
    107,563.24x = 161,323.59 × 102,228.98
  4. Step 4: Simplify right side
    107,563.24x = 16,491,946,055.64
  5. Step 5: Solve for x
    x = 16,491,946,055.64/107,563.24
  6. Step 6: Final answer
    x = 153,323.26

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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.