Home / 103,074.31-154,465.66-43,850.35

Finding the Fourth Proportional to 103,074.31, 154,465.66 and 43,850.35

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Solution

The fourth proportional to 103,074.31, 154,465.66 and 43,850.35 is: 65,713.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,074.31 : 154,465.66 = 43,850.35 : x
  2. Step 2: Convert to fraction form
    103,074.31/154,465.66 = 43,850.35/x
  3. Step 3: Cross multiply
    103,074.31x = 154,465.66 × 43,850.35
  4. Step 4: Simplify right side
    103,074.31x = 6,773,373,253.98
  5. Step 5: Solve for x
    x = 6,773,373,253.98/103,074.31
  6. Step 6: Final answer
    x = 65,713.50

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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.