Home / 214,072.74-321,308.37-108,970.38

Finding the Fourth Proportional to 214,072.74, 321,308.37 and 108,970.38

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Solution

The fourth proportional to 214,072.74, 321,308.37 and 108,970.38 is: 163,557.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,072.74 : 321,308.37 = 108,970.38 : x
  2. Step 2: Convert to fraction form
    214,072.74/321,308.37 = 108,970.38/x
  3. Step 3: Cross multiply
    214,072.74x = 321,308.37 × 108,970.38
  4. Step 4: Simplify right side
    214,072.74x = 35,013,095,176.08
  5. Step 5: Solve for x
    x = 35,013,095,176.08/214,072.74
  6. Step 6: Final answer
    x = 163,557.00

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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.