Home / 57,994.56-86,998.08-18,537.60

Finding the Fourth Proportional to 57,994.56, 86,998.08 and 18,537.60

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Solution

The fourth proportional to 57,994.56, 86,998.08 and 18,537.60 is: 27,808.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,994.56 : 86,998.08 = 18,537.60 : x
  2. Step 2: Convert to fraction form
    57,994.56/86,998.08 = 18,537.60/x
  3. Step 3: Cross multiply
    57,994.56x = 86,998.08 × 18,537.60
  4. Step 4: Simplify right side
    57,994.56x = 1,612,735,607.81
  5. Step 5: Solve for x
    x = 1,612,735,607.81/57,994.56
  6. Step 6: Final answer
    x = 27,808.39

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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.