Home / 83,226.11-114,845.81-47,409.12

Finding the Fourth Proportional to 83,226.11, 114,845.81 and 47,409.12

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Solution

The fourth proportional to 83,226.11, 114,845.81 and 47,409.12 is: 65,421.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,226.11 : 114,845.81 = 47,409.12 : x
  2. Step 2: Convert to fraction form
    83,226.11/114,845.81 = 47,409.12/x
  3. Step 3: Cross multiply
    83,226.11x = 114,845.81 × 47,409.12
  4. Step 4: Simplify right side
    83,226.11x = 5,444,738,550.74
  5. Step 5: Solve for x
    x = 5,444,738,550.74/83,226.11
  6. Step 6: Final answer
    x = 65,421.04

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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.