Home / 151,918.86-227,905.97-52,089.13

Finding the Fourth Proportional to 151,918.86, 227,905.97 and 52,089.13

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Solution

The fourth proportional to 151,918.86, 227,905.97 and 52,089.13 is: 78,143.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,918.86 : 227,905.97 = 52,089.13 : x
  2. Step 2: Convert to fraction form
    151,918.86/227,905.97 = 52,089.13/x
  3. Step 3: Cross multiply
    151,918.86x = 227,905.97 × 52,089.13
  4. Step 4: Simplify right side
    151,918.86x = 11,871,423,699.11
  5. Step 5: Solve for x
    x = 11,871,423,699.11/151,918.86
  6. Step 6: Final answer
    x = 78,143.19

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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.