Home / 168,255.08-252,328.03-55,905.13

Finding the Fourth Proportional to 168,255.08, 252,328.03 and 55,905.13

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Solution

The fourth proportional to 168,255.08, 252,328.03 and 55,905.13 is: 83,839.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,255.08 : 252,328.03 = 55,905.13 : x
  2. Step 2: Convert to fraction form
    168,255.08/252,328.03 = 55,905.13/x
  3. Step 3: Cross multiply
    168,255.08x = 252,328.03 × 55,905.13
  4. Step 4: Simplify right side
    168,255.08x = 14,106,431,319.79
  5. Step 5: Solve for x
    x = 14,106,431,319.79/168,255.08
  6. Step 6: Final answer
    x = 83,839.56

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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.