Home / 36,408.79-54,353.20-30,802.22

Finding the Fourth Proportional to 36,408.79, 54,353.20 and 30,802.22

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Solution

The fourth proportional to 36,408.79, 54,353.20 and 30,802.22 is: 45,983.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,408.79 : 54,353.20 = 30,802.22 : x
  2. Step 2: Convert to fraction form
    36,408.79/54,353.20 = 30,802.22/x
  3. Step 3: Cross multiply
    36,408.79x = 54,353.20 × 30,802.22
  4. Step 4: Simplify right side
    36,408.79x = 1,674,199,529.28
  5. Step 5: Solve for x
    x = 1,674,199,529.28/36,408.79
  6. Step 6: Final answer
    x = 45,983.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.