Home / 57,597.48-86,381.64-18,134.28

Finding the Fourth Proportional to 57,597.48, 86,381.64 and 18,134.28

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Solution

The fourth proportional to 57,597.48, 86,381.64 and 18,134.28 is: 27,196.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,597.48 : 86,381.64 = 18,134.28 : x
  2. Step 2: Convert to fraction form
    57,597.48/86,381.64 = 18,134.28/x
  3. Step 3: Cross multiply
    57,597.48x = 86,381.64 × 18,134.28
  4. Step 4: Simplify right side
    57,597.48x = 1,566,468,846.62
  5. Step 5: Solve for x
    x = 1,566,468,846.62/57,597.48
  6. Step 6: Final answer
    x = 27,196.83

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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.