Home / 54,383.80-75,031.56-32,880.16

Finding the Fourth Proportional to 54,383.80, 75,031.56 and 32,880.16

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Solution

The fourth proportional to 54,383.80, 75,031.56 and 32,880.16 is: 45,363.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,383.80 : 75,031.56 = 32,880.16 : x
  2. Step 2: Convert to fraction form
    54,383.80/75,031.56 = 32,880.16/x
  3. Step 3: Cross multiply
    54,383.80x = 75,031.56 × 32,880.16
  4. Step 4: Simplify right side
    54,383.80x = 2,467,049,697.85
  5. Step 5: Solve for x
    x = 2,467,049,697.85/54,383.80
  6. Step 6: Final answer
    x = 45,363.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.