Home / 149,945.21-224,724.06-112,209.21

Finding the Fourth Proportional to 149,945.21, 224,724.06 and 112,209.21

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Solution

The fourth proportional to 149,945.21, 224,724.06 and 112,209.21 is: 168,168.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,945.21 : 224,724.06 = 112,209.21 : x
  2. Step 2: Convert to fraction form
    149,945.21/224,724.06 = 112,209.21/x
  3. Step 3: Cross multiply
    149,945.21x = 224,724.06 × 112,209.21
  4. Step 4: Simplify right side
    149,945.21x = 25,216,108,924.14
  5. Step 5: Solve for x
    x = 25,216,108,924.14/149,945.21
  6. Step 6: Final answer
    x = 168,168.82

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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.