Home / 214,118.10-321,101.55-73,844.10

Finding the Fourth Proportional to 214,118.10, 321,101.55 and 73,844.10

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Solution

The fourth proportional to 214,118.10, 321,101.55 and 73,844.10 is: 110,740.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,118.10 : 321,101.55 = 73,844.10 : x
  2. Step 2: Convert to fraction form
    214,118.10/321,101.55 = 73,844.10/x
  3. Step 3: Cross multiply
    214,118.10x = 321,101.55 × 73,844.10
  4. Step 4: Simplify right side
    214,118.10x = 23,711,454,968.36
  5. Step 5: Solve for x
    x = 23,711,454,968.36/214,118.10
  6. Step 6: Final answer
    x = 110,740.08

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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.