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Finding the Fourth Proportional to 74,813.94, 112,199.00 and 61,633.62

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Solution

The fourth proportional to 74,813.94, 112,199.00 and 61,633.62 is: 92,432.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,813.94 : 112,199.00 = 61,633.62 : x
  2. Step 2: Convert to fraction form
    74,813.94/112,199.00 = 61,633.62/x
  3. Step 3: Cross multiply
    74,813.94x = 112,199.00 × 61,633.62
  4. Step 4: Simplify right side
    74,813.94x = 6,915,230,222.21
  5. Step 5: Solve for x
    x = 6,915,230,222.21/74,813.94
  6. Step 6: Final answer
    x = 92,432.38

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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.