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Finding the Fourth Proportional to 149,673, 224,265.30 and 69,624

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Solution

The fourth proportional to 149,673, 224,265.30 and 69,624 is: 104,322.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,673 : 224,265.30 = 69,624 : x
  2. Step 2: Convert to fraction form
    149,673/224,265.30 = 69,624/x
  3. Step 3: Cross multiply
    149,673x = 224,265.30 × 69,624
  4. Step 4: Simplify right side
    149,673x = 15,614,247,247.20
  5. Step 5: Solve for x
    x = 15,614,247,247.20/149,673
  6. Step 6: Final answer
    x = 104,322.40

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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.