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Finding the Fourth Proportional to 153,873.92, 230,775.24 and 48,673.28

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Solution

The fourth proportional to 153,873.92, 230,775.24 and 48,673.28 is: 72,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,873.92 : 230,775.24 = 48,673.28 : x
  2. Step 2: Convert to fraction form
    153,873.92/230,775.24 = 48,673.28/x
  3. Step 3: Cross multiply
    153,873.92x = 230,775.24 × 48,673.28
  4. Step 4: Simplify right side
    153,873.92x = 11,232,587,873.59
  5. Step 5: Solve for x
    x = 11,232,587,873.59/153,873.92
  6. Step 6: Final answer
    x = 72,998.65

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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.