Home / 211,742.83-292,195.92-116,251.12

Finding the Fourth Proportional to 211,742.83, 292,195.92 and 116,251.12

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Solution

The fourth proportional to 211,742.83, 292,195.92 and 116,251.12 is: 160,421.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,742.83 : 292,195.92 = 116,251.12 : x
  2. Step 2: Convert to fraction form
    211,742.83/292,195.92 = 116,251.12/x
  3. Step 3: Cross multiply
    211,742.83x = 292,195.92 × 116,251.12
  4. Step 4: Simplify right side
    211,742.83x = 33,968,102,959.43
  5. Step 5: Solve for x
    x = 33,968,102,959.43/211,742.83
  6. Step 6: Final answer
    x = 160,421.50

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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.