Home / 166,670.28-250,005.54-42,011.28

Finding the Fourth Proportional to 166,670.28, 250,005.54 and 42,011.28

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Solution

The fourth proportional to 166,670.28, 250,005.54 and 42,011.28 is: 63,016.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,670.28 : 250,005.54 = 42,011.28 : x
  2. Step 2: Convert to fraction form
    166,670.28/250,005.54 = 42,011.28/x
  3. Step 3: Cross multiply
    166,670.28x = 250,005.54 × 42,011.28
  4. Step 4: Simplify right side
    166,670.28x = 10,503,052,742.49
  5. Step 5: Solve for x
    x = 10,503,052,742.49/166,670.28
  6. Step 6: Final answer
    x = 63,016.95

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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.