Home / 34,668.72-52,001.82-12,477.12

Finding the Fourth Proportional to 34,668.72, 52,001.82 and 12,477.12

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Solution

The fourth proportional to 34,668.72, 52,001.82 and 12,477.12 is: 18,715.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,668.72 : 52,001.82 = 12,477.12 : x
  2. Step 2: Convert to fraction form
    34,668.72/52,001.82 = 12,477.12/x
  3. Step 3: Cross multiply
    34,668.72x = 52,001.82 × 12,477.12
  4. Step 4: Simplify right side
    34,668.72x = 648,832,948.36
  5. Step 5: Solve for x
    x = 648,832,948.36/34,668.72
  6. Step 6: Final answer
    x = 18,715.23

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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.