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Finding the Fourth Proportional to 64,596.96, 96,878.16 and 17,852.40

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Solution

The fourth proportional to 64,596.96, 96,878.16 and 17,852.40 is: 26,773.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,596.96 : 96,878.16 = 17,852.40 : x
  2. Step 2: Convert to fraction form
    64,596.96/96,878.16 = 17,852.40/x
  3. Step 3: Cross multiply
    64,596.96x = 96,878.16 × 17,852.40
  4. Step 4: Simplify right side
    64,596.96x = 1,729,507,663.58
  5. Step 5: Solve for x
    x = 1,729,507,663.58/64,596.96
  6. Step 6: Final answer
    x = 26,773.82

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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.