Home / 107,941.40-161,923.61-29,056.76

Finding the Fourth Proportional to 107,941.40, 161,923.61 and 29,056.76

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Solution

The fourth proportional to 107,941.40, 161,923.61 and 29,056.76 is: 43,588.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,941.40 : 161,923.61 = 29,056.76 : x
  2. Step 2: Convert to fraction form
    107,941.40/161,923.61 = 29,056.76/x
  3. Step 3: Cross multiply
    107,941.40x = 161,923.61 × 29,056.76
  4. Step 4: Simplify right side
    107,941.40x = 4,704,974,737.13
  5. Step 5: Solve for x
    x = 4,704,974,737.13/107,941.40
  6. Step 6: Final answer
    x = 43,588.23

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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.