Home / 180,389.18-270,507.63-54,047.39

Finding the Fourth Proportional to 180,389.18, 270,507.63 and 54,047.39

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Solution

The fourth proportional to 180,389.18, 270,507.63 and 54,047.39 is: 81,048.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,389.18 : 270,507.63 = 54,047.39 : x
  2. Step 2: Convert to fraction form
    180,389.18/270,507.63 = 54,047.39/x
  3. Step 3: Cross multiply
    180,389.18x = 270,507.63 × 54,047.39
  4. Step 4: Simplify right side
    180,389.18x = 14,620,230,226.73
  5. Step 5: Solve for x
    x = 14,620,230,226.73/180,389.18
  6. Step 6: Final answer
    x = 81,048.27

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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.