Home / 214,486.02-321,787.35-74,255.58

Finding the Fourth Proportional to 214,486.02, 321,787.35 and 74,255.58

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Solution

The fourth proportional to 214,486.02, 321,787.35 and 74,255.58 is: 111,403.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,486.02 : 321,787.35 = 74,255.58 : x
  2. Step 2: Convert to fraction form
    214,486.02/321,787.35 = 74,255.58/x
  3. Step 3: Cross multiply
    214,486.02x = 321,787.35 × 74,255.58
  4. Step 4: Simplify right side
    214,486.02x = 23,894,506,310.91
  5. Step 5: Solve for x
    x = 23,894,506,310.91/214,486.02
  6. Step 6: Final answer
    x = 111,403.56

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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.