Home / 57,236.02-85,852.20-15,114.80

Finding the Fourth Proportional to 57,236.02, 85,852.20 and 15,114.80

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Solution

The fourth proportional to 57,236.02, 85,852.20 and 15,114.80 is: 22,671.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,236.02 : 85,852.20 = 15,114.80 : x
  2. Step 2: Convert to fraction form
    57,236.02/85,852.20 = 15,114.80/x
  3. Step 3: Cross multiply
    57,236.02x = 85,852.20 × 15,114.80
  4. Step 4: Simplify right side
    57,236.02x = 1,297,638,832.56
  5. Step 5: Solve for x
    x = 1,297,638,832.56/57,236.02
  6. Step 6: Final answer
    x = 22,671.72

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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.