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Finding the Fourth Proportional to 175,372.84, 262,386.15 and 100,528.84

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Solution

The fourth proportional to 175,372.84, 262,386.15 and 100,528.84 is: 150,407.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,372.84 : 262,386.15 = 100,528.84 : x
  2. Step 2: Convert to fraction form
    175,372.84/262,386.15 = 100,528.84/x
  3. Step 3: Cross multiply
    175,372.84x = 262,386.15 × 100,528.84
  4. Step 4: Simplify right side
    175,372.84x = 26,377,375,291.57
  5. Step 5: Solve for x
    x = 26,377,375,291.57/175,372.84
  6. Step 6: Final answer
    x = 150,407.41

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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.