Home / 177,715.44-266,441.48-107,578.16

Finding the Fourth Proportional to 177,715.44, 266,441.48 and 107,578.16

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Solution

The fourth proportional to 177,715.44, 266,441.48 and 107,578.16 is: 161,287.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,715.44 : 266,441.48 = 107,578.16 : x
  2. Step 2: Convert to fraction form
    177,715.44/266,441.48 = 107,578.16/x
  3. Step 3: Cross multiply
    177,715.44x = 266,441.48 × 107,578.16
  4. Step 4: Simplify right side
    177,715.44x = 28,663,284,166.08
  5. Step 5: Solve for x
    x = 28,663,284,166.08/177,715.44
  6. Step 6: Final answer
    x = 161,287.53

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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.