Home / 174,872.54-262,313.24-130,779.20

Finding the Fourth Proportional to 174,872.54, 262,313.24 and 130,779.20

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Solution

The fourth proportional to 174,872.54, 262,313.24 and 130,779.20 is: 196,172.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,872.54 : 262,313.24 = 130,779.20 : x
  2. Step 2: Convert to fraction form
    174,872.54/262,313.24 = 130,779.20/x
  3. Step 3: Cross multiply
    174,872.54x = 262,313.24 × 130,779.20
  4. Step 4: Simplify right side
    174,872.54x = 34,305,113,711.15
  5. Step 5: Solve for x
    x = 34,305,113,711.15/174,872.54
  6. Step 6: Final answer
    x = 196,172.11

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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.