Home / 75,904.56-113,866.56-29,151.36

Finding the Fourth Proportional to 75,904.56, 113,866.56 and 29,151.36

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Solution

The fourth proportional to 75,904.56, 113,866.56 and 29,151.36 is: 43,730.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,904.56 : 113,866.56 = 29,151.36 : x
  2. Step 2: Convert to fraction form
    75,904.56/113,866.56 = 29,151.36/x
  3. Step 3: Cross multiply
    75,904.56x = 113,866.56 × 29,151.36
  4. Step 4: Simplify right side
    75,904.56x = 3,319,365,082.52
  5. Step 5: Solve for x
    x = 3,319,365,082.52/75,904.56
  6. Step 6: Final answer
    x = 43,730.77

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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.