Home / 43,582.85-65,401.91-18,623.08

Finding the Fourth Proportional to 43,582.85, 65,401.91 and 18,623.08

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Solution

The fourth proportional to 43,582.85, 65,401.91 and 18,623.08 is: 27,946.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,582.85 : 65,401.91 = 18,623.08 : x
  2. Step 2: Convert to fraction form
    43,582.85/65,401.91 = 18,623.08/x
  3. Step 3: Cross multiply
    43,582.85x = 65,401.91 × 18,623.08
  4. Step 4: Simplify right side
    43,582.85x = 1,217,984,581.96
  5. Step 5: Solve for x
    x = 1,217,984,581.96/43,582.85
  6. Step 6: Final answer
    x = 27,946.42

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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.