Home / 112,027.09-168,040.23-52,830.67

Finding the Fourth Proportional to 112,027.09, 168,040.23 and 52,830.67

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Solution

The fourth proportional to 112,027.09, 168,040.23 and 52,830.67 is: 79,245.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,027.09 : 168,040.23 = 52,830.67 : x
  2. Step 2: Convert to fraction form
    112,027.09/168,040.23 = 52,830.67/x
  3. Step 3: Cross multiply
    112,027.09x = 168,040.23 × 52,830.67
  4. Step 4: Simplify right side
    112,027.09x = 8,877,677,937.85
  5. Step 5: Solve for x
    x = 8,877,677,937.85/112,027.09
  6. Step 6: Final answer
    x = 79,245.81

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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.