Home / 109,768.16-164,520.08-50,522.72

Finding the Fourth Proportional to 109,768.16, 164,520.08 and 50,522.72

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Solution

The fourth proportional to 109,768.16, 164,520.08 and 50,522.72 is: 75,723.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,768.16 : 164,520.08 = 50,522.72 : x
  2. Step 2: Convert to fraction form
    109,768.16/164,520.08 = 50,522.72/x
  3. Step 3: Cross multiply
    109,768.16x = 164,520.08 × 50,522.72
  4. Step 4: Simplify right side
    109,768.16x = 8,312,001,936.22
  5. Step 5: Solve for x
    x = 8,312,001,936.22/109,768.16
  6. Step 6: Final answer
    x = 75,723.25

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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.