Home / 84,790.86-116,944.62-75,110.67

Finding the Fourth Proportional to 84,790.86, 116,944.62 and 75,110.67

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Solution

The fourth proportional to 84,790.86, 116,944.62 and 75,110.67 is: 103,593.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,790.86 : 116,944.62 = 75,110.67 : x
  2. Step 2: Convert to fraction form
    84,790.86/116,944.62 = 75,110.67/x
  3. Step 3: Cross multiply
    84,790.86x = 116,944.62 × 75,110.67
  4. Step 4: Simplify right side
    84,790.86x = 8,783,788,761.10
  5. Step 5: Solve for x
    x = 8,783,788,761.10/84,790.86
  6. Step 6: Final answer
    x = 103,593.58

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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.