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Finding the Fourth Proportional to 177,654.66, 245,153.02 and 97,082.81

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Solution

The fourth proportional to 177,654.66, 245,153.02 and 97,082.81 is: 133,968.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,654.66 : 245,153.02 = 97,082.81 : x
  2. Step 2: Convert to fraction form
    177,654.66/245,153.02 = 97,082.81/x
  3. Step 3: Cross multiply
    177,654.66x = 245,153.02 × 97,082.81
  4. Step 4: Simplify right side
    177,654.66x = 23,800,143,576.17
  5. Step 5: Solve for x
    x = 23,800,143,576.17/177,654.66
  6. Step 6: Final answer
    x = 133,968.59

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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.