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Finding the Fourth Proportional to 214,332.04, 321,498.06 and 74,014.12

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Solution

The fourth proportional to 214,332.04, 321,498.06 and 74,014.12 is: 111,021.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,332.04 : 321,498.06 = 74,014.12 : x
  2. Step 2: Convert to fraction form
    214,332.04/321,498.06 = 74,014.12/x
  3. Step 3: Cross multiply
    214,332.04x = 321,498.06 × 74,014.12
  4. Step 4: Simplify right side
    214,332.04x = 23,795,395,992.61
  5. Step 5: Solve for x
    x = 23,795,395,992.61/214,332.04
  6. Step 6: Final answer
    x = 111,021.18

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Similar ratio
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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.