Home / 79,914.71-119,891.60-26,606.58

Finding the Fourth Proportional to 79,914.71, 119,891.60 and 26,606.58

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Solution

The fourth proportional to 79,914.71, 119,891.60 and 26,606.58 is: 39,916.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,914.71 : 119,891.60 = 26,606.58 : x
  2. Step 2: Convert to fraction form
    79,914.71/119,891.60 = 26,606.58/x
  3. Step 3: Cross multiply
    79,914.71x = 119,891.60 × 26,606.58
  4. Step 4: Simplify right side
    79,914.71x = 3,189,905,313.70
  5. Step 5: Solve for x
    x = 3,189,905,313.70/79,914.71
  6. Step 6: Final answer
    x = 39,916.37

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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.