Home / 70,196.25-105,343.58-40,573.33

Finding the Fourth Proportional to 70,196.25, 105,343.58 and 40,573.33

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Solution

The fourth proportional to 70,196.25, 105,343.58 and 40,573.33 is: 60,888.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,196.25 : 105,343.58 = 40,573.33 : x
  2. Step 2: Convert to fraction form
    70,196.25/105,343.58 = 40,573.33/x
  3. Step 3: Cross multiply
    70,196.25x = 105,343.58 × 40,573.33
  4. Step 4: Simplify right side
    70,196.25x = 4,274,139,834.72
  5. Step 5: Solve for x
    x = 4,274,139,834.72/70,196.25
  6. Step 6: Final answer
    x = 60,888.44

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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.