Home / 57,111.46-85,656.87-15,548.74

Finding the Fourth Proportional to 57,111.46, 85,656.87 and 15,548.74

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Solution

The fourth proportional to 57,111.46, 85,656.87 and 15,548.74 is: 23,320.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,111.46 : 85,656.87 = 15,548.74 : x
  2. Step 2: Convert to fraction form
    57,111.46/85,656.87 = 15,548.74/x
  3. Step 3: Cross multiply
    57,111.46x = 85,656.87 × 15,548.74
  4. Step 4: Simplify right side
    57,111.46x = 1,331,856,400.84
  5. Step 5: Solve for x
    x = 1,331,856,400.84/57,111.46
  6. Step 6: Final answer
    x = 23,320.30

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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.