Home / 79,399.04-119,098.56-37,719.68

Finding the Fourth Proportional to 79,399.04, 119,098.56 and 37,719.68

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Solution

The fourth proportional to 79,399.04, 119,098.56 and 37,719.68 is: 56,579.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,399.04 : 119,098.56 = 37,719.68 : x
  2. Step 2: Convert to fraction form
    79,399.04/119,098.56 = 37,719.68/x
  3. Step 3: Cross multiply
    79,399.04x = 119,098.56 × 37,719.68
  4. Step 4: Simplify right side
    79,399.04x = 4,492,359,571.66
  5. Step 5: Solve for x
    x = 4,492,359,571.66/79,399.04
  6. Step 6: Final answer
    x = 56,579.52

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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.