Home / 27,830.04-41,746.73-9,112.05

Finding the Fourth Proportional to 27,830.04, 41,746.73 and 9,112.05

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Solution

The fourth proportional to 27,830.04, 41,746.73 and 9,112.05 is: 13,668.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,830.04 : 41,746.73 = 9,112.05 : x
  2. Step 2: Convert to fraction form
    27,830.04/41,746.73 = 9,112.05/x
  3. Step 3: Cross multiply
    27,830.04x = 41,746.73 × 9,112.05
  4. Step 4: Simplify right side
    27,830.04x = 380,398,291.10
  5. Step 5: Solve for x
    x = 380,398,291.10/27,830.04
  6. Step 6: Final answer
    x = 13,668.62

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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.