Home / 57,236.56-85,841.72-15,686.80

Finding the Fourth Proportional to 57,236.56, 85,841.72 and 15,686.80

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Solution

The fourth proportional to 57,236.56, 85,841.72 and 15,686.80 is: 23,526.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,236.56 : 85,841.72 = 15,686.80 : x
  2. Step 2: Convert to fraction form
    57,236.56/85,841.72 = 15,686.80/x
  3. Step 3: Cross multiply
    57,236.56x = 85,841.72 × 15,686.80
  4. Step 4: Simplify right side
    57,236.56x = 1,346,581,893.30
  5. Step 5: Solve for x
    x = 1,346,581,893.30/57,236.56
  6. Step 6: Final answer
    x = 23,526.60

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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.