Home / 43,001.80-64,527.59-18,039.61

Finding the Fourth Proportional to 43,001.80, 64,527.59 and 18,039.61

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Solution

The fourth proportional to 43,001.80, 64,527.59 and 18,039.61 is: 27,069.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,001.80 : 64,527.59 = 18,039.61 : x
  2. Step 2: Convert to fraction form
    43,001.80/64,527.59 = 18,039.61/x
  3. Step 3: Cross multiply
    43,001.80x = 64,527.59 × 18,039.61
  4. Step 4: Simplify right side
    43,001.80x = 1,164,052,557.84
  5. Step 5: Solve for x
    x = 1,164,052,557.84/43,001.80
  6. Step 6: Final answer
    x = 27,069.86

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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.