Home / 211,144.08-316,718.22-53,372.58

Finding the Fourth Proportional to 211,144.08, 316,718.22 and 53,372.58

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Solution

The fourth proportional to 211,144.08, 316,718.22 and 53,372.58 is: 80,059.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,144.08 : 316,718.22 = 53,372.58 : x
  2. Step 2: Convert to fraction form
    211,144.08/316,718.22 = 53,372.58/x
  3. Step 3: Cross multiply
    211,144.08x = 316,718.22 × 53,372.58
  4. Step 4: Simplify right side
    211,144.08x = 16,904,068,534.41
  5. Step 5: Solve for x
    x = 16,904,068,534.41/211,144.08
  6. Step 6: Final answer
    x = 80,059.40

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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.