Home / 173,844.10-260,863.35-73,987.30

Finding the Fourth Proportional to 173,844.10, 260,863.35 and 73,987.30

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Solution

The fourth proportional to 173,844.10, 260,863.35 and 73,987.30 is: 111,022.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,844.10 : 260,863.35 = 73,987.30 : x
  2. Step 2: Convert to fraction form
    173,844.10/260,863.35 = 73,987.30/x
  3. Step 3: Cross multiply
    173,844.10x = 260,863.35 × 73,987.30
  4. Step 4: Simplify right side
    173,844.10x = 19,300,574,935.46
  5. Step 5: Solve for x
    x = 19,300,574,935.46/173,844.10
  6. Step 6: Final answer
    x = 111,022.32

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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.