Home / 211,006.32-316,508.11-53,234.92

Finding the Fourth Proportional to 211,006.32, 316,508.11 and 53,234.92

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Solution

The fourth proportional to 211,006.32, 316,508.11 and 53,234.92 is: 79,852.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,006.32 : 316,508.11 = 53,234.92 : x
  2. Step 2: Convert to fraction form
    211,006.32/316,508.11 = 53,234.92/x
  3. Step 3: Cross multiply
    211,006.32x = 316,508.11 × 53,234.92
  4. Step 4: Simplify right side
    211,006.32x = 16,849,284,177.75
  5. Step 5: Solve for x
    x = 16,849,284,177.75/211,006.32
  6. Step 6: Final answer
    x = 79,852.04

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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.