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Finding the Fourth Proportional to 149,873.70, 224,810.55 and 148,998.90

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Solution

The fourth proportional to 149,873.70, 224,810.55 and 148,998.90 is: 223,498.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,873.70 : 224,810.55 = 148,998.90 : x
  2. Step 2: Convert to fraction form
    149,873.70/224,810.55 = 148,998.90/x
  3. Step 3: Cross multiply
    149,873.70x = 224,810.55 × 148,998.90
  4. Step 4: Simplify right side
    149,873.70x = 33,496,524,658.40
  5. Step 5: Solve for x
    x = 33,496,524,658.40/149,873.70
  6. Step 6: Final answer
    x = 223,498.35

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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.