Home / 177,546.90-266,471.55-72,441.30

Finding the Fourth Proportional to 177,546.90, 266,471.55 and 72,441.30

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Solution

The fourth proportional to 177,546.90, 266,471.55 and 72,441.30 is: 108,723.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,546.90 : 266,471.55 = 72,441.30 : x
  2. Step 2: Convert to fraction form
    177,546.90/266,471.55 = 72,441.30/x
  3. Step 3: Cross multiply
    177,546.90x = 266,471.55 × 72,441.30
  4. Step 4: Simplify right side
    177,546.90x = 19,303,545,495.02
  5. Step 5: Solve for x
    x = 19,303,545,495.02/177,546.90
  6. Step 6: Final answer
    x = 108,723.64

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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.