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Finding the Fourth Proportional to 245,096.10, 367,644.15 and 87,329.70

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Solution

The fourth proportional to 245,096.10, 367,644.15 and 87,329.70 is: 130,994.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,096.10 : 367,644.15 = 87,329.70 : x
  2. Step 2: Convert to fraction form
    245,096.10/367,644.15 = 87,329.70/x
  3. Step 3: Cross multiply
    245,096.10x = 367,644.15 × 87,329.70
  4. Step 4: Simplify right side
    245,096.10x = 32,106,253,326.26
  5. Step 5: Solve for x
    x = 32,106,253,326.26/245,096.10
  6. Step 6: Final answer
    x = 130,994.55

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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.