Home / 57,936.06-86,916.24-18,497.16

Finding the Fourth Proportional to 57,936.06, 86,916.24 and 18,497.16

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Solution

The fourth proportional to 57,936.06, 86,916.24 and 18,497.16 is: 27,749.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,936.06 : 86,916.24 = 18,497.16 : x
  2. Step 2: Convert to fraction form
    57,936.06/86,916.24 = 18,497.16/x
  3. Step 3: Cross multiply
    57,936.06x = 86,916.24 × 18,497.16
  4. Step 4: Simplify right side
    57,936.06x = 1,607,703,597.88
  5. Step 5: Solve for x
    x = 1,607,703,597.88/57,936.06
  6. Step 6: Final answer
    x = 27,749.62

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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.