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Finding the Fourth Proportional to 65,583.92, 98,442.84 and 48,001.52

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Solution

The fourth proportional to 65,583.92, 98,442.84 and 48,001.52 is: 72,051.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,583.92 : 98,442.84 = 48,001.52 : x
  2. Step 2: Convert to fraction form
    65,583.92/98,442.84 = 48,001.52/x
  3. Step 3: Cross multiply
    65,583.92x = 98,442.84 × 48,001.52
  4. Step 4: Simplify right side
    65,583.92x = 4,725,405,953.12
  5. Step 5: Solve for x
    x = 4,725,405,953.12/65,583.92
  6. Step 6: Final answer
    x = 72,051.29

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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.