Home / 173,678.10-260,452.35-68,475.30

Finding the Fourth Proportional to 173,678.10, 260,452.35 and 68,475.30

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Solution

The fourth proportional to 173,678.10, 260,452.35 and 68,475.30 is: 102,687.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,678.10 : 260,452.35 = 68,475.30 : x
  2. Step 2: Convert to fraction form
    173,678.10/260,452.35 = 68,475.30/x
  3. Step 3: Cross multiply
    173,678.10x = 260,452.35 × 68,475.30
  4. Step 4: Simplify right side
    173,678.10x = 17,834,552,801.96
  5. Step 5: Solve for x
    x = 17,834,552,801.96/173,678.10
  6. Step 6: Final answer
    x = 102,687.40

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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.