Home / 104,156.65-156,243.08-34,043.05

Finding the Fourth Proportional to 104,156.65, 156,243.08 and 34,043.05

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Solution

The fourth proportional to 104,156.65, 156,243.08 and 34,043.05 is: 51,067.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,156.65 : 156,243.08 = 34,043.05 : x
  2. Step 2: Convert to fraction form
    104,156.65/156,243.08 = 34,043.05/x
  3. Step 3: Cross multiply
    104,156.65x = 156,243.08 × 34,043.05
  4. Step 4: Simplify right side
    104,156.65x = 5,318,990,423.77
  5. Step 5: Solve for x
    x = 5,318,990,423.77/104,156.65
  6. Step 6: Final answer
    x = 51,067.22

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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.