Home / 116,925.86-161,353.75-73,928.49

Finding the Fourth Proportional to 116,925.86, 161,353.75 and 73,928.49

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Solution

The fourth proportional to 116,925.86, 161,353.75 and 73,928.49 is: 102,018.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,925.86 : 161,353.75 = 73,928.49 : x
  2. Step 2: Convert to fraction form
    116,925.86/161,353.75 = 73,928.49/x
  3. Step 3: Cross multiply
    116,925.86x = 161,353.75 × 73,928.49
  4. Step 4: Simplify right side
    116,925.86x = 11,928,639,093.34
  5. Step 5: Solve for x
    x = 11,928,639,093.34/116,925.86
  6. Step 6: Final answer
    x = 102,018.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.