Home / 363,427.50-545,163.12-114,109.50

Finding the Fourth Proportional to 363,427.50, 545,163.12 and 114,109.50

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Solution

The fourth proportional to 363,427.50, 545,163.12 and 114,109.50 is: 171,171.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,427.50 : 545,163.12 = 114,109.50 : x
  2. Step 2: Convert to fraction form
    363,427.50/545,163.12 = 114,109.50/x
  3. Step 3: Cross multiply
    363,427.50x = 545,163.12 × 114,109.50
  4. Step 4: Simplify right side
    363,427.50x = 62,208,291,041.64
  5. Step 5: Solve for x
    x = 62,208,291,041.64/363,427.50
  6. Step 6: Final answer
    x = 171,171.12

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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.