Home / 211,917.74-292,451.82-116,433.32

Finding the Fourth Proportional to 211,917.74, 292,451.82 and 116,433.32

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Solution

The fourth proportional to 211,917.74, 292,451.82 and 116,433.32 is: 160,680.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,917.74 : 292,451.82 = 116,433.32 : x
  2. Step 2: Convert to fraction form
    211,917.74/292,451.82 = 116,433.32/x
  3. Step 3: Cross multiply
    211,917.74x = 292,451.82 × 116,433.32
  4. Step 4: Simplify right side
    211,917.74x = 34,051,136,342.64
  5. Step 5: Solve for x
    x = 34,051,136,342.64/211,917.74
  6. Step 6: Final answer
    x = 160,680.91

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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.