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Finding the Fourth Proportional to 46,540.40, 69,810.60 and 34,730.60

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Solution

The fourth proportional to 46,540.40, 69,810.60 and 34,730.60 is: 52,095.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,540.40 : 69,810.60 = 34,730.60 : x
  2. Step 2: Convert to fraction form
    46,540.40/69,810.60 = 34,730.60/x
  3. Step 3: Cross multiply
    46,540.40x = 69,810.60 × 34,730.60
  4. Step 4: Simplify right side
    46,540.40x = 2,424,564,024.36
  5. Step 5: Solve for x
    x = 2,424,564,024.36/46,540.40
  6. Step 6: Final answer
    x = 52,095.90

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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.