Home / 245,415.50-338,733.52-150,002.18

Finding the Fourth Proportional to 245,415.50, 338,733.52 and 150,002.18

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Solution

The fourth proportional to 245,415.50, 338,733.52 and 150,002.18 is: 207,039.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,415.50 : 338,733.52 = 150,002.18 : x
  2. Step 2: Convert to fraction form
    245,415.50/338,733.52 = 150,002.18/x
  3. Step 3: Cross multiply
    245,415.50x = 338,733.52 × 150,002.18
  4. Step 4: Simplify right side
    245,415.50x = 50,810,765,120.41
  5. Step 5: Solve for x
    x = 50,810,765,120.41/245,415.50
  6. Step 6: Final answer
    x = 207,039.76

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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.