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Finding the Fourth Proportional to 177.53, 265.01 and 164.86

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Solution

The fourth proportional to 177.53, 265.01 and 164.86 is: 246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.53 : 265.01 = 164.86 : x
  2. Step 2: Convert to fraction form
    177.53/265.01 = 164.86/x
  3. Step 3: Cross multiply
    177.53x = 265.01 × 164.86
  4. Step 4: Simplify right side
    177.53x = 43,688.06
  5. Step 5: Solve for x
    x = 43,688.06/177.53
  6. Step 6: Final answer
    x = 246.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.