Home / 49,250.40-73,875.60-19,672.80

Finding the Fourth Proportional to 49,250.40, 73,875.60 and 19,672.80

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Solution

The fourth proportional to 49,250.40, 73,875.60 and 19,672.80 is: 29,509.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,250.40 : 73,875.60 = 19,672.80 : x
  2. Step 2: Convert to fraction form
    49,250.40/73,875.60 = 19,672.80/x
  3. Step 3: Cross multiply
    49,250.40x = 73,875.60 × 19,672.80
  4. Step 4: Simplify right side
    49,250.40x = 1,453,339,903.68
  5. Step 5: Solve for x
    x = 1,453,339,903.68/49,250.40
  6. Step 6: Final answer
    x = 29,509.20

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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.