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Finding the Fourth Proportional to 82,090.90, 113,283.92 and 46,280.94

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Solution

The fourth proportional to 82,090.90, 113,283.92 and 46,280.94 is: 63,866.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,090.90 : 113,283.92 = 46,280.94 : x
  2. Step 2: Convert to fraction form
    82,090.90/113,283.92 = 46,280.94/x
  3. Step 3: Cross multiply
    82,090.90x = 113,283.92 × 46,280.94
  4. Step 4: Simplify right side
    82,090.90x = 5,242,886,304.48
  5. Step 5: Solve for x
    x = 5,242,886,304.48/82,090.90
  6. Step 6: Final answer
    x = 63,866.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.