Home / 69,725.93-104,618.49-38,099.05

Finding the Fourth Proportional to 69,725.93, 104,618.49 and 38,099.05

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Solution

The fourth proportional to 69,725.93, 104,618.49 and 38,099.05 is: 57,164.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,725.93 : 104,618.49 = 38,099.05 : x
  2. Step 2: Convert to fraction form
    69,725.93/104,618.49 = 38,099.05/x
  3. Step 3: Cross multiply
    69,725.93x = 104,618.49 × 38,099.05
  4. Step 4: Simplify right side
    69,725.93x = 3,985,865,041.74
  5. Step 5: Solve for x
    x = 3,985,865,041.74/69,725.93
  6. Step 6: Final answer
    x = 57,164.74

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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.