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Finding the Fourth Proportional to 29,988.91, 44,984.99 and 7,802.34

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Solution

The fourth proportional to 29,988.91, 44,984.99 and 7,802.34 is: 11,703.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,988.91 : 44,984.99 = 7,802.34 : x
  2. Step 2: Convert to fraction form
    29,988.91/44,984.99 = 7,802.34/x
  3. Step 3: Cross multiply
    29,988.91x = 44,984.99 × 7,802.34
  4. Step 4: Simplify right side
    29,988.91x = 350,988,186.88
  5. Step 5: Solve for x
    x = 350,988,186.88/29,988.91
  6. Step 6: Final answer
    x = 11,703.93

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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.