Home / 168,321.10-252,526.20-73,510.60

Finding the Fourth Proportional to 168,321.10, 252,526.20 and 73,510.60

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Solution

The fourth proportional to 168,321.10, 252,526.20 and 73,510.60 is: 110,285.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,321.10 : 252,526.20 = 73,510.60 : x
  2. Step 2: Convert to fraction form
    168,321.10/252,526.20 = 73,510.60/x
  3. Step 3: Cross multiply
    168,321.10x = 252,526.20 × 73,510.60
  4. Step 4: Simplify right side
    168,321.10x = 18,563,352,477.72
  5. Step 5: Solve for x
    x = 18,563,352,477.72/168,321.10
  6. Step 6: Final answer
    x = 110,285.36

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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.