Home / 57,457.24-86,176.12-15,894.52

Finding the Fourth Proportional to 57,457.24, 86,176.12 and 15,894.52

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Solution

The fourth proportional to 57,457.24, 86,176.12 and 15,894.52 is: 23,839.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,457.24 : 86,176.12 = 15,894.52 : x
  2. Step 2: Convert to fraction form
    57,457.24/86,176.12 = 15,894.52/x
  3. Step 3: Cross multiply
    57,457.24x = 86,176.12 × 15,894.52
  4. Step 4: Simplify right side
    57,457.24x = 1,369,728,062.86
  5. Step 5: Solve for x
    x = 1,369,728,062.86/57,457.24
  6. Step 6: Final answer
    x = 23,839.09

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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.