Home / 57,238.08-85,857.12-17,797.68

Finding the Fourth Proportional to 57,238.08, 85,857.12 and 17,797.68

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Solution

The fourth proportional to 57,238.08, 85,857.12 and 17,797.68 is: 26,696.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,238.08 : 85,857.12 = 17,797.68 : x
  2. Step 2: Convert to fraction form
    57,238.08/85,857.12 = 17,797.68/x
  3. Step 3: Cross multiply
    57,238.08x = 85,857.12 × 17,797.68
  4. Step 4: Simplify right side
    57,238.08x = 1,528,057,547.48
  5. Step 5: Solve for x
    x = 1,528,057,547.48/57,238.08
  6. Step 6: Final answer
    x = 26,696.52

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Similar ratio
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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.