Home / 112,016.09-168,023.73-52,819.67

Finding the Fourth Proportional to 112,016.09, 168,023.73 and 52,819.67

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Solution

The fourth proportional to 112,016.09, 168,023.73 and 52,819.67 is: 79,229.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,016.09 : 168,023.73 = 52,819.67 : x
  2. Step 2: Convert to fraction form
    112,016.09/168,023.73 = 52,819.67/x
  3. Step 3: Cross multiply
    112,016.09x = 168,023.73 × 52,819.67
  4. Step 4: Simplify right side
    112,016.09x = 8,874,957,970.77
  5. Step 5: Solve for x
    x = 8,874,957,970.77/112,016.09
  6. Step 6: Final answer
    x = 79,229.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.