Home / 168,546.80-252,820.20-153,383.60

Finding the Fourth Proportional to 168,546.80, 252,820.20 and 153,383.60

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Solution

The fourth proportional to 168,546.80, 252,820.20 and 153,383.60 is: 230,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,546.80 : 252,820.20 = 153,383.60 : x
  2. Step 2: Convert to fraction form
    168,546.80/252,820.20 = 153,383.60/x
  3. Step 3: Cross multiply
    168,546.80x = 252,820.20 × 153,383.60
  4. Step 4: Simplify right side
    168,546.80x = 38,778,472,428.72
  5. Step 5: Solve for x
    x = 38,778,472,428.72/168,546.80
  6. Step 6: Final answer
    x = 230,075.40

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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.