Home / 247,239.06-341,198.10-139,826.58

Finding the Fourth Proportional to 247,239.06, 341,198.10 and 139,826.58

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Solution

The fourth proportional to 247,239.06, 341,198.10 and 139,826.58 is: 192,965.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,239.06 : 341,198.10 = 139,826.58 : x
  2. Step 2: Convert to fraction form
    247,239.06/341,198.10 = 139,826.58/x
  3. Step 3: Cross multiply
    247,239.06x = 341,198.10 × 139,826.58
  4. Step 4: Simplify right side
    247,239.06x = 47,708,563,425.50
  5. Step 5: Solve for x
    x = 47,708,563,425.50/247,239.06
  6. Step 6: Final answer
    x = 192,965.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.