Home / 82,699.92-114,128.28-50,887.44

Finding the Fourth Proportional to 82,699.92, 114,128.28 and 50,887.44

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Solution

The fourth proportional to 82,699.92, 114,128.28 and 50,887.44 is: 70,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,699.92 : 114,128.28 = 50,887.44 : x
  2. Step 2: Convert to fraction form
    82,699.92/114,128.28 = 50,887.44/x
  3. Step 3: Cross multiply
    82,699.92x = 114,128.28 × 50,887.44
  4. Step 4: Simplify right side
    82,699.92x = 5,807,696,000.80
  5. Step 5: Solve for x
    x = 5,807,696,000.80/82,699.92
  6. Step 6: Final answer
    x = 70,226.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.