Home / 43,207.51-64,811.27-13,627.65

Finding the Fourth Proportional to 43,207.51, 64,811.27 and 13,627.65

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Solution

The fourth proportional to 43,207.51, 64,811.27 and 13,627.65 is: 20,441.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,207.51 : 64,811.27 = 13,627.65 : x
  2. Step 2: Convert to fraction form
    43,207.51/64,811.27 = 13,627.65/x
  3. Step 3: Cross multiply
    43,207.51x = 64,811.27 × 13,627.65
  4. Step 4: Simplify right side
    43,207.51x = 883,225,303.62
  5. Step 5: Solve for x
    x = 883,225,303.62/43,207.51
  6. Step 6: Final answer
    x = 20,441.48

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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.