Home / 69,940.28-105,001.88-41,529.11

Finding the Fourth Proportional to 69,940.28, 105,001.88 and 41,529.11

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Solution

The fourth proportional to 69,940.28, 105,001.88 and 41,529.11 is: 62,347.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,940.28 : 105,001.88 = 41,529.11 : x
  2. Step 2: Convert to fraction form
    69,940.28/105,001.88 = 41,529.11/x
  3. Step 3: Cross multiply
    69,940.28x = 105,001.88 × 41,529.11
  4. Step 4: Simplify right side
    69,940.28x = 4,360,634,991.05
  5. Step 5: Solve for x
    x = 4,360,634,991.05/69,940.28
  6. Step 6: Final answer
    x = 62,347.98

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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.