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Finding the Fourth Proportional to 177,805.73, 266,735.12 and 65,477.32

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Solution

The fourth proportional to 177,805.73, 266,735.12 and 65,477.32 is: 98,225.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,805.73 : 266,735.12 = 65,477.32 : x
  2. Step 2: Convert to fraction form
    177,805.73/266,735.12 = 65,477.32/x
  3. Step 3: Cross multiply
    177,805.73x = 266,735.12 × 65,477.32
  4. Step 4: Simplify right side
    177,805.73x = 17,465,100,807.48
  5. Step 5: Solve for x
    x = 17,465,100,807.48/177,805.73
  6. Step 6: Final answer
    x = 98,225.75

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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.