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Finding the Fourth Proportional to 46,602.60, 69,976.80 and 35,521.80

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Solution

The fourth proportional to 46,602.60, 69,976.80 and 35,521.80 is: 53,338.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,602.60 : 69,976.80 = 35,521.80 : x
  2. Step 2: Convert to fraction form
    46,602.60/69,976.80 = 35,521.80/x
  3. Step 3: Cross multiply
    46,602.60x = 69,976.80 × 35,521.80
  4. Step 4: Simplify right side
    46,602.60x = 2,485,701,894.24
  5. Step 5: Solve for x
    x = 2,485,701,894.24/46,602.60
  6. Step 6: Final answer
    x = 53,338.27

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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.