Home / 164,839.13-227,477.99-89,387.69

Finding the Fourth Proportional to 164,839.13, 227,477.99 and 89,387.69

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Solution

The fourth proportional to 164,839.13, 227,477.99 and 89,387.69 is: 123,355.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,839.13 : 227,477.99 = 89,387.69 : x
  2. Step 2: Convert to fraction form
    164,839.13/227,477.99 = 89,387.69/x
  3. Step 3: Cross multiply
    164,839.13x = 227,477.99 × 89,387.69
  4. Step 4: Simplify right side
    164,839.13x = 20,333,731,138.02
  5. Step 5: Solve for x
    x = 20,333,731,138.02/164,839.13
  6. Step 6: Final answer
    x = 123,355.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.