Home / 93,331.80-139,997.70-51,195.60

Finding the Fourth Proportional to 93,331.80, 139,997.70 and 51,195.60

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Solution

The fourth proportional to 93,331.80, 139,997.70 and 51,195.60 is: 76,793.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,331.80 : 139,997.70 = 51,195.60 : x
  2. Step 2: Convert to fraction form
    93,331.80/139,997.70 = 51,195.60/x
  3. Step 3: Cross multiply
    93,331.80x = 139,997.70 × 51,195.60
  4. Step 4: Simplify right side
    93,331.80x = 7,167,266,250.12
  5. Step 5: Solve for x
    x = 7,167,266,250.12/93,331.80
  6. Step 6: Final answer
    x = 76,793.40

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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.