Home / 75,744.81-113,636.64-23,154.14

Finding the Fourth Proportional to 75,744.81, 113,636.64 and 23,154.14

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Solution

The fourth proportional to 75,744.81, 113,636.64 and 23,154.14 is: 34,737.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,744.81 : 113,636.64 = 23,154.14 : x
  2. Step 2: Convert to fraction form
    75,744.81/113,636.64 = 23,154.14/x
  3. Step 3: Cross multiply
    75,744.81x = 113,636.64 × 23,154.14
  4. Step 4: Simplify right side
    75,744.81x = 2,631,158,103.51
  5. Step 5: Solve for x
    x = 2,631,158,103.51/75,744.81
  6. Step 6: Final answer
    x = 34,737.14

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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.