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Finding the Fourth Proportional to 96,606.86, 144,893.88 and 25,530.28

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Solution

The fourth proportional to 96,606.86, 144,893.88 and 25,530.28 is: 38,291.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,606.86 : 144,893.88 = 25,530.28 : x
  2. Step 2: Convert to fraction form
    96,606.86/144,893.88 = 25,530.28/x
  3. Step 3: Cross multiply
    96,606.86x = 144,893.88 × 25,530.28
  4. Step 4: Simplify right side
    96,606.86x = 3,699,181,326.69
  5. Step 5: Solve for x
    x = 3,699,181,326.69/96,606.86
  6. Step 6: Final answer
    x = 38,291.08

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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.