Home / 79,977.24-120,002.95-34,992.67

Finding the Fourth Proportional to 79,977.24, 120,002.95 and 34,992.67

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Solution

The fourth proportional to 79,977.24, 120,002.95 and 34,992.67 is: 52,505.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,977.24 : 120,002.95 = 34,992.67 : x
  2. Step 2: Convert to fraction form
    79,977.24/120,002.95 = 34,992.67/x
  3. Step 3: Cross multiply
    79,977.24x = 120,002.95 × 34,992.67
  4. Step 4: Simplify right side
    79,977.24x = 4,199,223,259.61
  5. Step 5: Solve for x
    x = 4,199,223,259.61/79,977.24
  6. Step 6: Final answer
    x = 52,505.23

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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.