Home / 119,914.98-179,880.26-39,949.53

Finding the Fourth Proportional to 119,914.98, 179,880.26 and 39,949.53

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Solution

The fourth proportional to 119,914.98, 179,880.26 and 39,949.53 is: 59,926.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,914.98 : 179,880.26 = 39,949.53 : x
  2. Step 2: Convert to fraction form
    119,914.98/179,880.26 = 39,949.53/x
  3. Step 3: Cross multiply
    119,914.98x = 179,880.26 × 39,949.53
  4. Step 4: Simplify right side
    119,914.98x = 7,186,131,643.53
  5. Step 5: Solve for x
    x = 7,186,131,643.53/119,914.98
  6. Step 6: Final answer
    x = 59,926.89

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1.5x scale

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.