Home / 148,838.40-223,293.60-43,660.80

Finding the Fourth Proportional to 148,838.40, 223,293.60 and 43,660.80

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Solution

The fourth proportional to 148,838.40, 223,293.60 and 43,660.80 is: 65,501.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,838.40 : 223,293.60 = 43,660.80 : x
  2. Step 2: Convert to fraction form
    148,838.40/223,293.60 = 43,660.80/x
  3. Step 3: Cross multiply
    148,838.40x = 223,293.60 × 43,660.80
  4. Step 4: Simplify right side
    148,838.40x = 9,749,177,210.88
  5. Step 5: Solve for x
    x = 9,749,177,210.88/148,838.40
  6. Step 6: Final answer
    x = 65,501.76

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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.