Home / 103,485.86-155,248.60-33,346.34

Finding the Fourth Proportional to 103,485.86, 155,248.60 and 33,346.34

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Solution

The fourth proportional to 103,485.86, 155,248.60 and 33,346.34 is: 50,025.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,485.86 : 155,248.60 = 33,346.34 : x
  2. Step 2: Convert to fraction form
    103,485.86/155,248.60 = 33,346.34/x
  3. Step 3: Cross multiply
    103,485.86x = 155,248.60 × 33,346.34
  4. Step 4: Simplify right side
    103,485.86x = 5,176,972,600.12
  5. Step 5: Solve for x
    x = 5,176,972,600.12/103,485.86
  6. Step 6: Final answer
    x = 50,025.89

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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.