Home / 151,526.71-227,355.72-81,324.01

Finding the Fourth Proportional to 151,526.71, 227,355.72 and 81,324.01

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Solution

The fourth proportional to 151,526.71, 227,355.72 and 81,324.01 is: 122,021.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,526.71 : 227,355.72 = 81,324.01 : x
  2. Step 2: Convert to fraction form
    151,526.71/227,355.72 = 81,324.01/x
  3. Step 3: Cross multiply
    151,526.71x = 227,355.72 × 81,324.01
  4. Step 4: Simplify right side
    151,526.71x = 18,489,478,846.84
  5. Step 5: Solve for x
    x = 18,489,478,846.84/151,526.71
  6. Step 6: Final answer
    x = 122,021.25

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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.