Home / 76,263.01-114,401.34-20,102.37

Finding the Fourth Proportional to 76,263.01, 114,401.34 and 20,102.37

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Solution

The fourth proportional to 76,263.01, 114,401.34 and 20,102.37 is: 30,155.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,263.01 : 114,401.34 = 20,102.37 : x
  2. Step 2: Convert to fraction form
    76,263.01/114,401.34 = 20,102.37/x
  3. Step 3: Cross multiply
    76,263.01x = 114,401.34 × 20,102.37
  4. Step 4: Simplify right side
    76,263.01x = 2,299,738,065.18
  5. Step 5: Solve for x
    x = 2,299,738,065.18/76,263.01
  6. Step 6: Final answer
    x = 30,155.35

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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.