Home / 59,428.66-81,964.30-50,505.70

Finding the Fourth Proportional to 59,428.66, 81,964.30 and 50,505.70

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Solution

The fourth proportional to 59,428.66, 81,964.30 and 50,505.70 is: 69,657.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,428.66 : 81,964.30 = 50,505.70 : x
  2. Step 2: Convert to fraction form
    59,428.66/81,964.30 = 50,505.70/x
  3. Step 3: Cross multiply
    59,428.66x = 81,964.30 × 50,505.70
  4. Step 4: Simplify right side
    59,428.66x = 4,139,664,346.51
  5. Step 5: Solve for x
    x = 4,139,664,346.51/59,428.66
  6. Step 6: Final answer
    x = 69,657.71

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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.