Home / 57,546.96-79,436.39-42,560.23

Finding the Fourth Proportional to 57,546.96, 79,436.39 and 42,560.23

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Solution

The fourth proportional to 57,546.96, 79,436.39 and 42,560.23 is: 58,749.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,546.96 : 79,436.39 = 42,560.23 : x
  2. Step 2: Convert to fraction form
    57,546.96/79,436.39 = 42,560.23/x
  3. Step 3: Cross multiply
    57,546.96x = 79,436.39 × 42,560.23
  4. Step 4: Simplify right side
    57,546.96x = 3,380,831,028.77
  5. Step 5: Solve for x
    x = 3,380,831,028.77/57,546.96
  6. Step 6: Final answer
    x = 58,749.08

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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.