Home / 173,879.10-261,013.05-134,610.30

Finding the Fourth Proportional to 173,879.10, 261,013.05 and 134,610.30

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Solution

The fourth proportional to 173,879.10, 261,013.05 and 134,610.30 is: 202,065.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,879.10 : 261,013.05 = 134,610.30 : x
  2. Step 2: Convert to fraction form
    173,879.10/261,013.05 = 134,610.30/x
  3. Step 3: Cross multiply
    173,879.10x = 261,013.05 × 134,610.30
  4. Step 4: Simplify right side
    173,879.10x = 35,135,044,964.42
  5. Step 5: Solve for x
    x = 35,135,044,964.42/173,879.10
  6. Step 6: Final answer
    x = 202,065.95

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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.