Home / 39,345.49-59,012.11-21,584.89

Finding the Fourth Proportional to 39,345.49, 59,012.11 and 21,584.89

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Solution

The fourth proportional to 39,345.49, 59,012.11 and 21,584.89 is: 32,373.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,345.49 : 59,012.11 = 21,584.89 : x
  2. Step 2: Convert to fraction form
    39,345.49/59,012.11 = 21,584.89/x
  3. Step 3: Cross multiply
    39,345.49x = 59,012.11 × 21,584.89
  4. Step 4: Simplify right side
    39,345.49x = 1,273,769,903.02
  5. Step 5: Solve for x
    x = 1,273,769,903.02/39,345.49
  6. Step 6: Final answer
    x = 32,373.97

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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.