Home / 168,120.08-252,182.64-49,803.44

Finding the Fourth Proportional to 168,120.08, 252,182.64 and 49,803.44

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Solution

The fourth proportional to 168,120.08, 252,182.64 and 49,803.44 is: 74,705.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,120.08 : 252,182.64 = 49,803.44 : x
  2. Step 2: Convert to fraction form
    168,120.08/252,182.64 = 49,803.44/x
  3. Step 3: Cross multiply
    168,120.08x = 252,182.64 × 49,803.44
  4. Step 4: Simplify right side
    168,120.08x = 12,559,562,980.28
  5. Step 5: Solve for x
    x = 12,559,562,980.28/168,120.08
  6. Step 6: Final answer
    x = 74,705.91

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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.