Home / 214,828.40-321,935.40-158,226.80

Finding the Fourth Proportional to 214,828.40, 321,935.40 and 158,226.80

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Solution

The fourth proportional to 214,828.40, 321,935.40 and 158,226.80 is: 237,113.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,828.40 : 321,935.40 = 158,226.80 : x
  2. Step 2: Convert to fraction form
    214,828.40/321,935.40 = 158,226.80/x
  3. Step 3: Cross multiply
    214,828.40x = 321,935.40 × 158,226.80
  4. Step 4: Simplify right side
    214,828.40x = 50,938,808,148.72
  5. Step 5: Solve for x
    x = 50,938,808,148.72/214,828.40
  6. Step 6: Final answer
    x = 237,113.94

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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.