Home / 166,829.95-250,126.03-78,035.05

Finding the Fourth Proportional to 166,829.95, 250,126.03 and 78,035.05

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Solution

The fourth proportional to 166,829.95, 250,126.03 and 78,035.05 is: 116,996.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,829.95 : 250,126.03 = 78,035.05 : x
  2. Step 2: Convert to fraction form
    166,829.95/250,126.03 = 78,035.05/x
  3. Step 3: Cross multiply
    166,829.95x = 250,126.03 × 78,035.05
  4. Step 4: Simplify right side
    166,829.95x = 19,518,597,257.35
  5. Step 5: Solve for x
    x = 19,518,597,257.35/166,829.95
  6. Step 6: Final answer
    x = 116,996.96

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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.