Home / 151,563.58-227,345.36-85,008.90

Finding the Fourth Proportional to 151,563.58, 227,345.36 and 85,008.90

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Solution

The fourth proportional to 151,563.58, 227,345.36 and 85,008.90 is: 127,513.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,563.58 : 227,345.36 = 85,008.90 : x
  2. Step 2: Convert to fraction form
    151,563.58/227,345.36 = 85,008.90/x
  3. Step 3: Cross multiply
    151,563.58x = 227,345.36 × 85,008.90
  4. Step 4: Simplify right side
    151,563.58x = 19,326,378,708.05
  5. Step 5: Solve for x
    x = 19,326,378,708.05/151,563.58
  6. Step 6: Final answer
    x = 127,513.34

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1.5x scale

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.