Home / 57,678.41-86,530.14-17,697.52

Finding the Fourth Proportional to 57,678.41, 86,530.14 and 17,697.52

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Solution

The fourth proportional to 57,678.41, 86,530.14 and 17,697.52 is: 26,550.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,678.41 : 86,530.14 = 17,697.52 : x
  2. Step 2: Convert to fraction form
    57,678.41/86,530.14 = 17,697.52/x
  3. Step 3: Cross multiply
    57,678.41x = 86,530.14 × 17,697.52
  4. Step 4: Simplify right side
    57,678.41x = 1,531,368,991.42
  5. Step 5: Solve for x
    x = 1,531,368,991.42/57,678.41
  6. Step 6: Final answer
    x = 26,550.12

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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.