Home / 57,018.12-85,528.68-27,025.32

Finding the Fourth Proportional to 57,018.12, 85,528.68 and 27,025.32

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Solution

The fourth proportional to 57,018.12, 85,528.68 and 27,025.32 is: 40,538.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,018.12 : 85,528.68 = 27,025.32 : x
  2. Step 2: Convert to fraction form
    57,018.12/85,528.68 = 27,025.32/x
  3. Step 3: Cross multiply
    57,018.12x = 85,528.68 × 27,025.32
  4. Step 4: Simplify right side
    57,018.12x = 2,311,439,946.18
  5. Step 5: Solve for x
    x = 2,311,439,946.18/57,018.12
  6. Step 6: Final answer
    x = 40,538.69

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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.