Home / 211,025.60-291,654.24-169,035.20

Finding the Fourth Proportional to 211,025.60, 291,654.24 and 169,035.20

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Solution

The fourth proportional to 211,025.60, 291,654.24 and 169,035.20 is: 233,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,025.60 : 291,654.24 = 169,035.20 : x
  2. Step 2: Convert to fraction form
    211,025.60/291,654.24 = 169,035.20/x
  3. Step 3: Cross multiply
    211,025.60x = 291,654.24 × 169,035.20
  4. Step 4: Simplify right side
    211,025.60x = 49,299,832,789.25
  5. Step 5: Solve for x
    x = 49,299,832,789.25/211,025.60
  6. Step 6: Final answer
    x = 233,620.15

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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.