Home / 164,390.72-226,855.50-92,768.90

Finding the Fourth Proportional to 164,390.72, 226,855.50 and 92,768.90

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Solution

The fourth proportional to 164,390.72, 226,855.50 and 92,768.90 is: 128,019.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,390.72 : 226,855.50 = 92,768.90 : x
  2. Step 2: Convert to fraction form
    164,390.72/226,855.50 = 92,768.90/x
  3. Step 3: Cross multiply
    164,390.72x = 226,855.50 × 92,768.90
  4. Step 4: Simplify right side
    164,390.72x = 21,045,135,193.95
  5. Step 5: Solve for x
    x = 21,045,135,193.95/164,390.72
  6. Step 6: Final answer
    x = 128,019.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.