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Finding the Fourth Proportional to 64,323.47, 96,494.56 and 19,953.77

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Solution

The fourth proportional to 64,323.47, 96,494.56 and 19,953.77 is: 29,933.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,323.47 : 96,494.56 = 19,953.77 : x
  2. Step 2: Convert to fraction form
    64,323.47/96,494.56 = 19,953.77/x
  3. Step 3: Cross multiply
    64,323.47x = 96,494.56 × 19,953.77
  4. Step 4: Simplify right side
    64,323.47x = 1,925,429,724.13
  5. Step 5: Solve for x
    x = 1,925,429,724.13/64,323.47
  6. Step 6: Final answer
    x = 29,933.55

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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.