Home / 99,267.72-148,901.30-43,100.56

Finding the Fourth Proportional to 99,267.72, 148,901.30 and 43,100.56

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Solution

The fourth proportional to 99,267.72, 148,901.30 and 43,100.56 is: 64,650.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,267.72 : 148,901.30 = 43,100.56 : x
  2. Step 2: Convert to fraction form
    99,267.72/148,901.30 = 43,100.56/x
  3. Step 3: Cross multiply
    99,267.72x = 148,901.30 × 43,100.56
  4. Step 4: Simplify right side
    99,267.72x = 6,417,729,414.73
  5. Step 5: Solve for x
    x = 6,417,729,414.73/99,267.72
  6. Step 6: Final answer
    x = 64,650.72

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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.