Home / 100,895.40-151,235.10-34,273.80

Finding the Fourth Proportional to 100,895.40, 151,235.10 and 34,273.80

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Solution

The fourth proportional to 100,895.40, 151,235.10 and 34,273.80 is: 51,374.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,895.40 : 151,235.10 = 34,273.80 : x
  2. Step 2: Convert to fraction form
    100,895.40/151,235.10 = 34,273.80/x
  3. Step 3: Cross multiply
    100,895.40x = 151,235.10 × 34,273.80
  4. Step 4: Simplify right side
    100,895.40x = 5,183,401,570.38
  5. Step 5: Solve for x
    x = 5,183,401,570.38/100,895.40
  6. Step 6: Final answer
    x = 51,374.01

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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.