Home / 43,330.73-64,991.10-11,738.93

Finding the Fourth Proportional to 43,330.73, 64,991.10 and 11,738.93

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Solution

The fourth proportional to 43,330.73, 64,991.10 and 11,738.93 is: 17,607.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,330.73 : 64,991.10 = 11,738.93 : x
  2. Step 2: Convert to fraction form
    43,330.73/64,991.10 = 11,738.93/x
  3. Step 3: Cross multiply
    43,330.73x = 64,991.10 × 11,738.93
  4. Step 4: Simplify right side
    43,330.73x = 762,925,973.52
  5. Step 5: Solve for x
    x = 762,925,973.52/43,330.73
  6. Step 6: Final answer
    x = 17,607.04

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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.