Home / 43,267.65-64,901.46-18,301.21

Finding the Fourth Proportional to 43,267.65, 64,901.46 and 18,301.21

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Solution

The fourth proportional to 43,267.65, 64,901.46 and 18,301.21 is: 27,451.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,267.65 : 64,901.46 = 18,301.21 : x
  2. Step 2: Convert to fraction form
    43,267.65/64,901.46 = 18,301.21/x
  3. Step 3: Cross multiply
    43,267.65x = 64,901.46 × 18,301.21
  4. Step 4: Simplify right side
    43,267.65x = 1,187,775,248.77
  5. Step 5: Solve for x
    x = 1,187,775,248.77/43,267.65
  6. Step 6: Final answer
    x = 27,451.81

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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.