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Finding the Fourth Proportional to 55,544.76, 83,322.48 and 15,563.76

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Solution

The fourth proportional to 55,544.76, 83,322.48 and 15,563.76 is: 23,347.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,544.76 : 83,322.48 = 15,563.76 : x
  2. Step 2: Convert to fraction form
    55,544.76/83,322.48 = 15,563.76/x
  3. Step 3: Cross multiply
    55,544.76x = 83,322.48 × 15,563.76
  4. Step 4: Simplify right side
    55,544.76x = 1,296,811,081.32
  5. Step 5: Solve for x
    x = 1,296,811,081.32/55,544.76
  6. Step 6: Final answer
    x = 23,347.14

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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.