Home / 79,436.10-119,153.74-37,315.96

Finding the Fourth Proportional to 79,436.10, 119,153.74 and 37,315.96

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Solution

The fourth proportional to 79,436.10, 119,153.74 and 37,315.96 is: 55,973.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,436.10 : 119,153.74 = 37,315.96 : x
  2. Step 2: Convert to fraction form
    79,436.10/119,153.74 = 37,315.96/x
  3. Step 3: Cross multiply
    79,436.10x = 119,153.74 × 37,315.96
  4. Step 4: Simplify right side
    79,436.10x = 4,446,336,195.69
  5. Step 5: Solve for x
    x = 4,446,336,195.69/79,436.10
  6. Step 6: Final answer
    x = 55,973.75

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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.