Home / 214,349.28-321,506.64-87,953.64

Finding the Fourth Proportional to 214,349.28, 321,506.64 and 87,953.64

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Solution

The fourth proportional to 214,349.28, 321,506.64 and 87,953.64 is: 131,923.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,349.28 : 321,506.64 = 87,953.64 : x
  2. Step 2: Convert to fraction form
    214,349.28/321,506.64 = 87,953.64/x
  3. Step 3: Cross multiply
    214,349.28x = 321,506.64 × 87,953.64
  4. Step 4: Simplify right side
    214,349.28x = 28,277,679,272.17
  5. Step 5: Solve for x
    x = 28,277,679,272.17/214,349.28
  6. Step 6: Final answer
    x = 131,923.37

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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.