Home / 27,303.08-40,954.64-7,581.66

Finding the Fourth Proportional to 27,303.08, 40,954.64 and 7,581.66

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Solution

The fourth proportional to 27,303.08, 40,954.64 and 7,581.66 is: 11,372.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,303.08 : 40,954.64 = 7,581.66 : x
  2. Step 2: Convert to fraction form
    27,303.08/40,954.64 = 7,581.66/x
  3. Step 3: Cross multiply
    27,303.08x = 40,954.64 × 7,581.66
  4. Step 4: Simplify right side
    27,303.08x = 310,504,117.99
  5. Step 5: Solve for x
    x = 310,504,117.99/27,303.08
  6. Step 6: Final answer
    x = 11,372.50

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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.