Home / 153,945.92-230,925.36-48,762.56

Finding the Fourth Proportional to 153,945.92, 230,925.36 and 48,762.56

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Solution

The fourth proportional to 153,945.92, 230,925.36 and 48,762.56 is: 73,145.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,945.92 : 230,925.36 = 48,762.56 : x
  2. Step 2: Convert to fraction form
    153,945.92/230,925.36 = 48,762.56/x
  3. Step 3: Cross multiply
    153,945.92x = 230,925.36 × 48,762.56
  4. Step 4: Simplify right side
    153,945.92x = 11,260,511,722.52
  5. Step 5: Solve for x
    x = 11,260,511,722.52/153,945.92
  6. Step 6: Final answer
    x = 73,145.89

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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.