Home / 149,454.26-224,222.39-74,483.90

Finding the Fourth Proportional to 149,454.26, 224,222.39 and 74,483.90

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Solution

The fourth proportional to 149,454.26, 224,222.39 and 74,483.90 is: 111,746.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,454.26 : 224,222.39 = 74,483.90 : x
  2. Step 2: Convert to fraction form
    149,454.26/224,222.39 = 74,483.90/x
  3. Step 3: Cross multiply
    149,454.26x = 224,222.39 × 74,483.90
  4. Step 4: Simplify right side
    149,454.26x = 16,700,957,139.62
  5. Step 5: Solve for x
    x = 16,700,957,139.62/149,454.26
  6. Step 6: Final answer
    x = 111,746.28

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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.