Home / 153,947.92-230,928.36-48,764.56

Finding the Fourth Proportional to 153,947.92, 230,928.36 and 48,764.56

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Solution

The fourth proportional to 153,947.92, 230,928.36 and 48,764.56 is: 73,148.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,947.92 : 230,928.36 = 48,764.56 : x
  2. Step 2: Convert to fraction form
    153,947.92/230,928.36 = 48,764.56/x
  3. Step 3: Cross multiply
    153,947.92x = 230,928.36 × 48,764.56
  4. Step 4: Simplify right side
    153,947.92x = 11,261,119,866.92
  5. Step 5: Solve for x
    x = 11,261,119,866.92/153,947.92
  6. Step 6: Final answer
    x = 73,148.89

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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.