Home / 192,774.06-266,017.77-107,874.72

Finding the Fourth Proportional to 192,774.06, 266,017.77 and 107,874.72

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Solution

The fourth proportional to 192,774.06, 266,017.77 and 107,874.72 is: 148,861.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,774.06 : 266,017.77 = 107,874.72 : x
  2. Step 2: Convert to fraction form
    192,774.06/266,017.77 = 107,874.72/x
  3. Step 3: Cross multiply
    192,774.06x = 266,017.77 × 107,874.72
  4. Step 4: Simplify right side
    192,774.06x = 28,696,592,453.77
  5. Step 5: Solve for x
    x = 28,696,592,453.77/192,774.06
  6. Step 6: Final answer
    x = 148,861.28

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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.