Home / 211,296.92-291,592.32-115,801.58

Finding the Fourth Proportional to 211,296.92, 291,592.32 and 115,801.58

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Solution

The fourth proportional to 211,296.92, 291,592.32 and 115,801.58 is: 159,807.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,296.92 : 291,592.32 = 115,801.58 : x
  2. Step 2: Convert to fraction form
    211,296.92/291,592.32 = 115,801.58/x
  3. Step 3: Cross multiply
    211,296.92x = 291,592.32 × 115,801.58
  4. Step 4: Simplify right side
    211,296.92x = 33,766,851,371.87
  5. Step 5: Solve for x
    x = 33,766,851,371.87/211,296.92
  6. Step 6: Final answer
    x = 159,807.59

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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.