Home / 40,296.08-60,450.66-12,209.56

Finding the Fourth Proportional to 40,296.08, 60,450.66 and 12,209.56

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Solution

The fourth proportional to 40,296.08, 60,450.66 and 12,209.56 is: 18,316.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,296.08 : 60,450.66 = 12,209.56 : x
  2. Step 2: Convert to fraction form
    40,296.08/60,450.66 = 12,209.56/x
  3. Step 3: Cross multiply
    40,296.08x = 60,450.66 × 12,209.56
  4. Step 4: Simplify right side
    40,296.08x = 738,075,809.18
  5. Step 5: Solve for x
    x = 738,075,809.18/40,296.08
  6. Step 6: Final answer
    x = 18,316.32

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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.