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Finding the Fourth Proportional to 74,843.30, 112,184.60 and 37,329.26

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Solution

The fourth proportional to 74,843.30, 112,184.60 and 37,329.26 is: 55,953.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,843.30 : 112,184.60 = 37,329.26 : x
  2. Step 2: Convert to fraction form
    74,843.30/112,184.60 = 37,329.26/x
  3. Step 3: Cross multiply
    74,843.30x = 112,184.60 × 37,329.26
  4. Step 4: Simplify right side
    74,843.30x = 4,187,768,101.40
  5. Step 5: Solve for x
    x = 4,187,768,101.40/74,843.30
  6. Step 6: Final answer
    x = 55,953.81

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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.