Home / 194,171.10-291,256.65-115,244.70

Finding the Fourth Proportional to 194,171.10, 291,256.65 and 115,244.70

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Solution

The fourth proportional to 194,171.10, 291,256.65 and 115,244.70 is: 172,867.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,171.10 : 291,256.65 = 115,244.70 : x
  2. Step 2: Convert to fraction form
    194,171.10/291,256.65 = 115,244.70/x
  3. Step 3: Cross multiply
    194,171.10x = 291,256.65 × 115,244.70
  4. Step 4: Simplify right side
    194,171.10x = 33,565,785,252.26
  5. Step 5: Solve for x
    x = 33,565,785,252.26/194,171.10
  6. Step 6: Final answer
    x = 172,867.05

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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.