Home / 27,802.04-41,709.60-8,080.02

Finding the Fourth Proportional to 27,802.04, 41,709.60 and 8,080.02

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Solution

The fourth proportional to 27,802.04, 41,709.60 and 8,080.02 is: 12,121.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,802.04 : 41,709.60 = 8,080.02 : x
  2. Step 2: Convert to fraction form
    27,802.04/41,709.60 = 8,080.02/x
  3. Step 3: Cross multiply
    27,802.04x = 41,709.60 × 8,080.02
  4. Step 4: Simplify right side
    27,802.04x = 337,014,402.19
  5. Step 5: Solve for x
    x = 337,014,402.19/27,802.04
  6. Step 6: Final answer
    x = 12,121.93

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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.