Home / 151,720.16-227,609.60-58,218.64

Finding the Fourth Proportional to 151,720.16, 227,609.60 and 58,218.64

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Solution

The fourth proportional to 151,720.16, 227,609.60 and 58,218.64 is: 87,339.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,720.16 : 227,609.60 = 58,218.64 : x
  2. Step 2: Convert to fraction form
    151,720.16/227,609.60 = 58,218.64/x
  3. Step 3: Cross multiply
    151,720.16x = 227,609.60 × 58,218.64
  4. Step 4: Simplify right side
    151,720.16x = 13,251,121,362.94
  5. Step 5: Solve for x
    x = 13,251,121,362.94/151,720.16
  6. Step 6: Final answer
    x = 87,339.23

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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.