Home / 43,368.39-65,054.84-12,206.07

Finding the Fourth Proportional to 43,368.39, 65,054.84 and 12,206.07

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Solution

The fourth proportional to 43,368.39, 65,054.84 and 12,206.07 is: 18,309.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,368.39 : 65,054.84 = 12,206.07 : x
  2. Step 2: Convert to fraction form
    43,368.39/65,054.84 = 12,206.07/x
  3. Step 3: Cross multiply
    43,368.39x = 65,054.84 × 12,206.07
  4. Step 4: Simplify right side
    43,368.39x = 794,063,869.85
  5. Step 5: Solve for x
    x = 794,063,869.85/43,368.39
  6. Step 6: Final answer
    x = 18,309.74

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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.