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Finding the Fourth Proportional to 53,351.56, 80,077.56 and 27,075.16

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Solution

The fourth proportional to 53,351.56, 80,077.56 and 27,075.16 is: 40,638.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,351.56 : 80,077.56 = 27,075.16 : x
  2. Step 2: Convert to fraction form
    53,351.56/80,077.56 = 27,075.16/x
  3. Step 3: Cross multiply
    53,351.56x = 80,077.56 × 27,075.16
  4. Step 4: Simplify right side
    53,351.56x = 2,168,112,749.41
  5. Step 5: Solve for x
    x = 2,168,112,749.41/53,351.56
  6. Step 6: Final answer
    x = 40,638.23

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1.5x scale

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.