Home / 211,800.06-292,286.12-116,308.76

Finding the Fourth Proportional to 211,800.06, 292,286.12 and 116,308.76

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Solution

The fourth proportional to 211,800.06, 292,286.12 and 116,308.76 is: 160,507.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,800.06 : 292,286.12 = 116,308.76 : x
  2. Step 2: Convert to fraction form
    211,800.06/292,286.12 = 116,308.76/x
  3. Step 3: Cross multiply
    211,800.06x = 292,286.12 × 116,308.76
  4. Step 4: Simplify right side
    211,800.06x = 33,995,436,182.41
  5. Step 5: Solve for x
    x = 33,995,436,182.41/211,800.06
  6. Step 6: Final answer
    x = 160,507.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.