Home / 178,636.08-269,023.86-162,692.88

Finding the Fourth Proportional to 178,636.08, 269,023.86 and 162,692.88

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Solution

The fourth proportional to 178,636.08, 269,023.86 and 162,692.88 is: 245,013.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,636.08 : 269,023.86 = 162,692.88 : x
  2. Step 2: Convert to fraction form
    178,636.08/269,023.86 = 162,692.88/x
  3. Step 3: Cross multiply
    178,636.08x = 269,023.86 × 162,692.88
  4. Step 4: Simplify right side
    178,636.08x = 43,768,266,572.12
  5. Step 5: Solve for x
    x = 43,768,266,572.12/178,636.08
  6. Step 6: Final answer
    x = 245,013.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.