Home / 195,007.80-292,511.70-172,846.20

Finding the Fourth Proportional to 195,007.80, 292,511.70 and 172,846.20

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Solution

The fourth proportional to 195,007.80, 292,511.70 and 172,846.20 is: 259,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,007.80 : 292,511.70 = 172,846.20 : x
  2. Step 2: Convert to fraction form
    195,007.80/292,511.70 = 172,846.20/x
  3. Step 3: Cross multiply
    195,007.80x = 292,511.70 × 172,846.20
  4. Step 4: Simplify right side
    195,007.80x = 50,559,535,800.54
  5. Step 5: Solve for x
    x = 50,559,535,800.54/195,007.80
  6. Step 6: Final answer
    x = 259,269.30

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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.