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Finding the Fourth Proportional to 73,984.90, 110,904.45 and 36,514.30

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Solution

The fourth proportional to 73,984.90, 110,904.45 and 36,514.30 is: 54,735.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,984.90 : 110,904.45 = 36,514.30 : x
  2. Step 2: Convert to fraction form
    73,984.90/110,904.45 = 36,514.30/x
  3. Step 3: Cross multiply
    73,984.90x = 110,904.45 × 36,514.30
  4. Step 4: Simplify right side
    73,984.90x = 4,049,598,358.64
  5. Step 5: Solve for x
    x = 4,049,598,358.64/73,984.90
  6. Step 6: Final answer
    x = 54,735.47

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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.