Home / 173,823.10-260,669.85-68,620.30

Finding the Fourth Proportional to 173,823.10, 260,669.85 and 68,620.30

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Solution

The fourth proportional to 173,823.10, 260,669.85 and 68,620.30 is: 102,904.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,823.10 : 260,669.85 = 68,620.30 : x
  2. Step 2: Convert to fraction form
    173,823.10/260,669.85 = 68,620.30/x
  3. Step 3: Cross multiply
    173,823.10x = 260,669.85 × 68,620.30
  4. Step 4: Simplify right side
    173,823.10x = 17,887,243,307.96
  5. Step 5: Solve for x
    x = 17,887,243,307.96/173,823.10
  6. Step 6: Final answer
    x = 102,904.87

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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.