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Finding the Fourth Proportional to 64,387.08, 96,561.90 and 24,935.40

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Solution

The fourth proportional to 64,387.08, 96,561.90 and 24,935.40 is: 37,395.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,387.08 : 96,561.90 = 24,935.40 : x
  2. Step 2: Convert to fraction form
    64,387.08/96,561.90 = 24,935.40/x
  3. Step 3: Cross multiply
    64,387.08x = 96,561.90 × 24,935.40
  4. Step 4: Simplify right side
    64,387.08x = 2,407,809,601.26
  5. Step 5: Solve for x
    x = 2,407,809,601.26/64,387.08
  6. Step 6: Final answer
    x = 37,395.85

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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.