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Finding the Fourth Proportional to 64,608.93, 96,873.70 and 25,120.01

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Solution

The fourth proportional to 64,608.93, 96,873.70 and 25,120.01 is: 37,664.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,608.93 : 96,873.70 = 25,120.01 : x
  2. Step 2: Convert to fraction form
    64,608.93/96,873.70 = 25,120.01/x
  3. Step 3: Cross multiply
    64,608.93x = 96,873.70 × 25,120.01
  4. Step 4: Simplify right side
    64,608.93x = 2,433,468,312.74
  5. Step 5: Solve for x
    x = 2,433,468,312.74/64,608.93
  6. Step 6: Final answer
    x = 37,664.58

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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.