Home / 132,018.09-198,038.78-37,249.10

Finding the Fourth Proportional to 132,018.09, 198,038.78 and 37,249.10

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Solution

The fourth proportional to 132,018.09, 198,038.78 and 37,249.10 is: 55,876.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,018.09 : 198,038.78 = 37,249.10 : x
  2. Step 2: Convert to fraction form
    132,018.09/198,038.78 = 37,249.10/x
  3. Step 3: Cross multiply
    132,018.09x = 198,038.78 × 37,249.10
  4. Step 4: Simplify right side
    132,018.09x = 7,376,766,025.99
  5. Step 5: Solve for x
    x = 7,376,766,025.99/132,018.09
  6. Step 6: Final answer
    x = 55,876.94

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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.