Home / 39,810.93-59,706.78-11,723.34

Finding the Fourth Proportional to 39,810.93, 59,706.78 and 11,723.34

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Solution

The fourth proportional to 39,810.93, 59,706.78 and 11,723.34 is: 17,582.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,810.93 : 59,706.78 = 11,723.34 : x
  2. Step 2: Convert to fraction form
    39,810.93/59,706.78 = 11,723.34/x
  3. Step 3: Cross multiply
    39,810.93x = 59,706.78 × 11,723.34
  4. Step 4: Simplify right side
    39,810.93x = 699,962,882.25
  5. Step 5: Solve for x
    x = 699,962,882.25/39,810.93
  6. Step 6: Final answer
    x = 17,582.18

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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.