Home / 70,023.81-105,035.49-17,433.27

Finding the Fourth Proportional to 70,023.81, 105,035.49 and 17,433.27

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Solution

The fourth proportional to 70,023.81, 105,035.49 and 17,433.27 is: 26,149.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,023.81 : 105,035.49 = 17,433.27 : x
  2. Step 2: Convert to fraction form
    70,023.81/105,035.49 = 17,433.27/x
  3. Step 3: Cross multiply
    70,023.81x = 105,035.49 × 17,433.27
  4. Step 4: Simplify right side
    70,023.81x = 1,831,112,056.75
  5. Step 5: Solve for x
    x = 1,831,112,056.75/70,023.81
  6. Step 6: Final answer
    x = 26,149.85

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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.