Home / 151,345.70-227,018.55-71,365.06

Finding the Fourth Proportional to 151,345.70, 227,018.55 and 71,365.06

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Solution

The fourth proportional to 151,345.70, 227,018.55 and 71,365.06 is: 107,047.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,345.70 : 227,018.55 = 71,365.06 : x
  2. Step 2: Convert to fraction form
    151,345.70/227,018.55 = 71,365.06/x
  3. Step 3: Cross multiply
    151,345.70x = 227,018.55 × 71,365.06
  4. Step 4: Simplify right side
    151,345.70x = 16,201,191,306.77
  5. Step 5: Solve for x
    x = 16,201,191,306.77/151,345.70
  6. Step 6: Final answer
    x = 107,047.58

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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.