Home / 84,192.76-116,145.93-50,181.67

Finding the Fourth Proportional to 84,192.76, 116,145.93 and 50,181.67

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Solution

The fourth proportional to 84,192.76, 116,145.93 and 50,181.67 is: 69,226.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,192.76 : 116,145.93 = 50,181.67 : x
  2. Step 2: Convert to fraction form
    84,192.76/116,145.93 = 50,181.67/x
  3. Step 3: Cross multiply
    84,192.76x = 116,145.93 × 50,181.67
  4. Step 4: Simplify right side
    84,192.76x = 5,828,396,731.10
  5. Step 5: Solve for x
    x = 5,828,396,731.10/84,192.76
  6. Step 6: Final answer
    x = 69,226.82

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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.