Home / 48,399.42-72,588.18-18,402.96

Finding the Fourth Proportional to 48,399.42, 72,588.18 and 18,402.96

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Solution

The fourth proportional to 48,399.42, 72,588.18 and 18,402.96 is: 27,600.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,399.42 : 72,588.18 = 18,402.96 : x
  2. Step 2: Convert to fraction form
    48,399.42/72,588.18 = 18,402.96/x
  3. Step 3: Cross multiply
    48,399.42x = 72,588.18 × 18,402.96
  4. Step 4: Simplify right side
    48,399.42x = 1,335,837,010.07
  5. Step 5: Solve for x
    x = 1,335,837,010.07/48,399.42
  6. Step 6: Final answer
    x = 27,600.27

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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.