Home / 79,725.06-119,594.46-20,560.24

Finding the Fourth Proportional to 79,725.06, 119,594.46 and 20,560.24

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Solution

The fourth proportional to 79,725.06, 119,594.46 and 20,560.24 is: 30,842.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,725.06 : 119,594.46 = 20,560.24 : x
  2. Step 2: Convert to fraction form
    79,725.06/119,594.46 = 20,560.24/x
  3. Step 3: Cross multiply
    79,725.06x = 119,594.46 × 20,560.24
  4. Step 4: Simplify right side
    79,725.06x = 2,458,890,800.27
  5. Step 5: Solve for x
    x = 2,458,890,800.27/79,725.06
  6. Step 6: Final answer
    x = 30,842.13

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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.