Home / 154,747.37-232,105.50-42,438.88

Finding the Fourth Proportional to 154,747.37, 232,105.50 and 42,438.88

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Solution

The fourth proportional to 154,747.37, 232,105.50 and 42,438.88 is: 63,654.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,747.37 : 232,105.50 = 42,438.88 : x
  2. Step 2: Convert to fraction form
    154,747.37/232,105.50 = 42,438.88/x
  3. Step 3: Cross multiply
    154,747.37x = 232,105.50 × 42,438.88
  4. Step 4: Simplify right side
    154,747.37x = 9,850,297,461.84
  5. Step 5: Solve for x
    x = 9,850,297,461.84/154,747.37
  6. Step 6: Final answer
    x = 63,654.05

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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.