Home / 60,388.03-90,592.47-20,407.33

Finding the Fourth Proportional to 60,388.03, 90,592.47 and 20,407.33

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Solution

The fourth proportional to 60,388.03, 90,592.47 and 20,407.33 is: 30,614.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,388.03 : 90,592.47 = 20,407.33 : x
  2. Step 2: Convert to fraction form
    60,388.03/90,592.47 = 20,407.33/x
  3. Step 3: Cross multiply
    60,388.03x = 90,592.47 × 20,407.33
  4. Step 4: Simplify right side
    60,388.03x = 1,848,750,544.05
  5. Step 5: Solve for x
    x = 1,848,750,544.05/60,388.03
  6. Step 6: Final answer
    x = 30,614.52

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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.