Home / 149,905.60-224,858.40-141,157.60

Finding the Fourth Proportional to 149,905.60, 224,858.40 and 141,157.60

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Solution

The fourth proportional to 149,905.60, 224,858.40 and 141,157.60 is: 211,736.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,905.60 : 224,858.40 = 141,157.60 : x
  2. Step 2: Convert to fraction form
    149,905.60/224,858.40 = 141,157.60/x
  3. Step 3: Cross multiply
    149,905.60x = 224,858.40 × 141,157.60
  4. Step 4: Simplify right side
    149,905.60x = 31,740,472,083.84
  5. Step 5: Solve for x
    x = 31,740,472,083.84/149,905.60
  6. Step 6: Final answer
    x = 211,736.40

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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.