Home / 148,816.80-223,203.60-43,624.80

Finding the Fourth Proportional to 148,816.80, 223,203.60 and 43,624.80

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Solution

The fourth proportional to 148,816.80, 223,203.60 and 43,624.80 is: 65,430.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,816.80 : 223,203.60 = 43,624.80 : x
  2. Step 2: Convert to fraction form
    148,816.80/223,203.60 = 43,624.80/x
  3. Step 3: Cross multiply
    148,816.80x = 223,203.60 × 43,624.80
  4. Step 4: Simplify right side
    148,816.80x = 9,737,212,409.28
  5. Step 5: Solve for x
    x = 9,737,212,409.28/148,816.80
  6. Step 6: Final answer
    x = 65,430.87

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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.