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Finding the Fourth Proportional to 79,674.60, 119,484.36 and 35,332.41

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Solution

The fourth proportional to 79,674.60, 119,484.36 and 35,332.41 is: 52,986.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,674.60 : 119,484.36 = 35,332.41 : x
  2. Step 2: Convert to fraction form
    79,674.60/119,484.36 = 35,332.41/x
  3. Step 3: Cross multiply
    79,674.60x = 119,484.36 × 35,332.41
  4. Step 4: Simplify right side
    79,674.60x = 4,221,670,396.11
  5. Step 5: Solve for x
    x = 4,221,670,396.11/79,674.60
  6. Step 6: Final answer
    x = 52,986.40

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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.