Home / 60,529.23-90,796.28-21,090.33

Finding the Fourth Proportional to 60,529.23, 90,796.28 and 21,090.33

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Solution

The fourth proportional to 60,529.23, 90,796.28 and 21,090.33 is: 31,636.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,529.23 : 90,796.28 = 21,090.33 : x
  2. Step 2: Convert to fraction form
    60,529.23/90,796.28 = 21,090.33/x
  3. Step 3: Cross multiply
    60,529.23x = 90,796.28 × 21,090.33
  4. Step 4: Simplify right side
    60,529.23x = 1,914,923,402.52
  5. Step 5: Solve for x
    x = 1,914,923,402.52/60,529.23
  6. Step 6: Final answer
    x = 31,636.34

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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.