Home / 53,533.88-80,306.28-18,473.43

Finding the Fourth Proportional to 53,533.88, 80,306.28 and 18,473.43

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Solution

The fourth proportional to 53,533.88, 80,306.28 and 18,473.43 is: 27,712.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,533.88 : 80,306.28 = 18,473.43 : x
  2. Step 2: Convert to fraction form
    53,533.88/80,306.28 = 18,473.43/x
  3. Step 3: Cross multiply
    53,533.88x = 80,306.28 × 18,473.43
  4. Step 4: Simplify right side
    53,533.88x = 1,483,532,442.14
  5. Step 5: Solve for x
    x = 1,483,532,442.14/53,533.88
  6. Step 6: Final answer
    x = 27,712.03

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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.