Home / 149,455.50-224,224.26-74,485.14

Finding the Fourth Proportional to 149,455.50, 224,224.26 and 74,485.14

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Solution

The fourth proportional to 149,455.50, 224,224.26 and 74,485.14 is: 111,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,455.50 : 224,224.26 = 74,485.14 : x
  2. Step 2: Convert to fraction form
    149,455.50/224,224.26 = 74,485.14/x
  3. Step 3: Cross multiply
    149,455.50x = 224,224.26 × 74,485.14
  4. Step 4: Simplify right side
    149,455.50x = 16,701,375,397.50
  5. Step 5: Solve for x
    x = 16,701,375,397.50/149,455.50
  6. Step 6: Final answer
    x = 111,748.15

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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.