Home / 84,409.50-116,500.68-54,232.54

Finding the Fourth Proportional to 84,409.50, 116,500.68 and 54,232.54

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Solution

The fourth proportional to 84,409.50, 116,500.68 and 54,232.54 is: 74,850.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,409.50 : 116,500.68 = 54,232.54 : x
  2. Step 2: Convert to fraction form
    84,409.50/116,500.68 = 54,232.54/x
  3. Step 3: Cross multiply
    84,409.50x = 116,500.68 × 54,232.54
  4. Step 4: Simplify right side
    84,409.50x = 6,318,127,788.13
  5. Step 5: Solve for x
    x = 6,318,127,788.13/84,409.50
  6. Step 6: Final answer
    x = 74,850.91

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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.