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Finding the Fourth Proportional to 58,404.64, 80,604.74 and 35,758.88

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Solution

The fourth proportional to 58,404.64, 80,604.74 and 35,758.88 is: 49,351.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,404.64 : 80,604.74 = 35,758.88 : x
  2. Step 2: Convert to fraction form
    58,404.64/80,604.74 = 35,758.88/x
  3. Step 3: Cross multiply
    58,404.64x = 80,604.74 × 35,758.88
  4. Step 4: Simplify right side
    58,404.64x = 2,882,335,225.09
  5. Step 5: Solve for x
    x = 2,882,335,225.09/58,404.64
  6. Step 6: Final answer
    x = 49,351.13

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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.