Home / 43,260.32-64,900.32-18,302.48

Finding the Fourth Proportional to 43,260.32, 64,900.32 and 18,302.48

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Solution

The fourth proportional to 43,260.32, 64,900.32 and 18,302.48 is: 27,457.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,260.32 : 64,900.32 = 18,302.48 : x
  2. Step 2: Convert to fraction form
    43,260.32/64,900.32 = 18,302.48/x
  3. Step 3: Cross multiply
    43,260.32x = 64,900.32 × 18,302.48
  4. Step 4: Simplify right side
    43,260.32x = 1,187,836,808.79
  5. Step 5: Solve for x
    x = 1,187,836,808.79/43,260.32
  6. Step 6: Final answer
    x = 27,457.88

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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.