Home / 57,297.06-85,934.40-28,826.40

Finding the Fourth Proportional to 57,297.06, 85,934.40 and 28,826.40

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Solution

The fourth proportional to 57,297.06, 85,934.40 and 28,826.40 is: 43,233.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,297.06 : 85,934.40 = 28,826.40 : x
  2. Step 2: Convert to fraction form
    57,297.06/85,934.40 = 28,826.40/x
  3. Step 3: Cross multiply
    57,297.06x = 85,934.40 × 28,826.40
  4. Step 4: Simplify right side
    57,297.06x = 2,477,179,388.16
  5. Step 5: Solve for x
    x = 2,477,179,388.16/57,297.06
  6. Step 6: Final answer
    x = 43,233.97

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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.