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Finding the Fourth Proportional to 79,672.02, 119,510.88 and 27,074.67

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Solution

The fourth proportional to 79,672.02, 119,510.88 and 27,074.67 is: 40,612.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,672.02 : 119,510.88 = 27,074.67 : x
  2. Step 2: Convert to fraction form
    79,672.02/119,510.88 = 27,074.67/x
  3. Step 3: Cross multiply
    79,672.02x = 119,510.88 × 27,074.67
  4. Step 4: Simplify right side
    79,672.02x = 3,235,717,637.41
  5. Step 5: Solve for x
    x = 3,235,717,637.41/79,672.02
  6. Step 6: Final answer
    x = 40,612.97

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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.