Home / 168,961.60-253,442.40-167,795.20

Finding the Fourth Proportional to 168,961.60, 253,442.40 and 167,795.20

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Solution

The fourth proportional to 168,961.60, 253,442.40 and 167,795.20 is: 251,692.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,961.60 : 253,442.40 = 167,795.20 : x
  2. Step 2: Convert to fraction form
    168,961.60/253,442.40 = 167,795.20/x
  3. Step 3: Cross multiply
    168,961.60x = 253,442.40 × 167,795.20
  4. Step 4: Simplify right side
    168,961.60x = 42,526,418,196.48
  5. Step 5: Solve for x
    x = 42,526,418,196.48/168,961.60
  6. Step 6: Final answer
    x = 251,692.80

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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.