Home / 79,876.23-119,832.77-23,715.07

Finding the Fourth Proportional to 79,876.23, 119,832.77 and 23,715.07

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Solution

The fourth proportional to 79,876.23, 119,832.77 and 23,715.07 is: 35,578.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,876.23 : 119,832.77 = 23,715.07 : x
  2. Step 2: Convert to fraction form
    79,876.23/119,832.77 = 23,715.07/x
  3. Step 3: Cross multiply
    79,876.23x = 119,832.77 × 23,715.07
  4. Step 4: Simplify right side
    79,876.23x = 2,841,842,528.84
  5. Step 5: Solve for x
    x = 2,841,842,528.84/79,876.23
  6. Step 6: Final answer
    x = 35,578.08

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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.