Home / 64,949.81-97,428.50-18,206.33

Finding the Fourth Proportional to 64,949.81, 97,428.50 and 18,206.33

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Solution

The fourth proportional to 64,949.81, 97,428.50 and 18,206.33 is: 27,310.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,949.81 : 97,428.50 = 18,206.33 : x
  2. Step 2: Convert to fraction form
    64,949.81/97,428.50 = 18,206.33/x
  3. Step 3: Cross multiply
    64,949.81x = 97,428.50 × 18,206.33
  4. Step 4: Simplify right side
    64,949.81x = 1,773,815,331.37
  5. Step 5: Solve for x
    x = 1,773,815,331.37/64,949.81
  6. Step 6: Final answer
    x = 27,310.55

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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.