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Finding the Fourth Proportional to 92,090.44, 127,083.54 and 51,804.19

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Solution

The fourth proportional to 92,090.44, 127,083.54 and 51,804.19 is: 71,489.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,090.44 : 127,083.54 = 51,804.19 : x
  2. Step 2: Convert to fraction form
    92,090.44/127,083.54 = 51,804.19/x
  3. Step 3: Cross multiply
    92,090.44x = 127,083.54 × 51,804.19
  4. Step 4: Simplify right side
    92,090.44x = 6,583,459,852.03
  5. Step 5: Solve for x
    x = 6,583,459,852.03/92,090.44
  6. Step 6: Final answer
    x = 71,489.07

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1.5x scale

Why These Related Problems?

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