Home / 84,060.05-116,001.29-45,819.95

Finding the Fourth Proportional to 84,060.05, 116,001.29 and 45,819.95

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Solution

The fourth proportional to 84,060.05, 116,001.29 and 45,819.95 is: 63,230.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,060.05 : 116,001.29 = 45,819.95 : x
  2. Step 2: Convert to fraction form
    84,060.05/116,001.29 = 45,819.95/x
  3. Step 3: Cross multiply
    84,060.05x = 116,001.29 × 45,819.95
  4. Step 4: Simplify right side
    84,060.05x = 5,315,173,078.64
  5. Step 5: Solve for x
    x = 5,315,173,078.64/84,060.05
  6. Step 6: Final answer
    x = 63,230.67

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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.