Home / 79,477.20-119,107.26-40,060.98

Finding the Fourth Proportional to 79,477.20, 119,107.26 and 40,060.98

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Solution

The fourth proportional to 79,477.20, 119,107.26 and 40,060.98 is: 60,036.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,477.20 : 119,107.26 = 40,060.98 : x
  2. Step 2: Convert to fraction form
    79,477.20/119,107.26 = 40,060.98/x
  3. Step 3: Cross multiply
    79,477.20x = 119,107.26 × 40,060.98
  4. Step 4: Simplify right side
    79,477.20x = 4,771,553,560.71
  5. Step 5: Solve for x
    x = 4,771,553,560.71/79,477.20
  6. Step 6: Final answer
    x = 60,036.76

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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.