Home / 43,076.68-64,615.04-13,496.83

Finding the Fourth Proportional to 43,076.68, 64,615.04 and 13,496.83

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Solution

The fourth proportional to 43,076.68, 64,615.04 and 13,496.83 is: 20,245.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,076.68 : 64,615.04 = 13,496.83 : x
  2. Step 2: Convert to fraction form
    43,076.68/64,615.04 = 13,496.83/x
  3. Step 3: Cross multiply
    43,076.68x = 64,615.04 × 13,496.83
  4. Step 4: Simplify right side
    43,076.68x = 872,098,210.32
  5. Step 5: Solve for x
    x = 872,098,210.32/43,076.68
  6. Step 6: Final answer
    x = 20,245.25

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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.