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Finding the Fourth Proportional to 176,181.40, 263,732.10 and 97,053.40

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Solution

The fourth proportional to 176,181.40, 263,732.10 and 97,053.40 is: 145,282.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,181.40 : 263,732.10 = 97,053.40 : x
  2. Step 2: Convert to fraction form
    176,181.40/263,732.10 = 97,053.40/x
  3. Step 3: Cross multiply
    176,181.40x = 263,732.10 × 97,053.40
  4. Step 4: Simplify right side
    176,181.40x = 25,596,096,994.14
  5. Step 5: Solve for x
    x = 25,596,096,994.14/176,181.40
  6. Step 6: Final answer
    x = 145,282.63

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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.