Home / 57,023.88-85,557.74-40,173.09

Finding the Fourth Proportional to 57,023.88, 85,557.74 and 40,173.09

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Solution

The fourth proportional to 57,023.88, 85,557.74 and 40,173.09 is: 60,275.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,023.88 : 85,557.74 = 40,173.09 : x
  2. Step 2: Convert to fraction form
    57,023.88/85,557.74 = 40,173.09/x
  3. Step 3: Cross multiply
    57,023.88x = 85,557.74 × 40,173.09
  4. Step 4: Simplify right side
    57,023.88x = 3,437,118,588.35
  5. Step 5: Solve for x
    x = 3,437,118,588.35/57,023.88
  6. Step 6: Final answer
    x = 60,275.07

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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.