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Finding the Fourth Proportional to 64,580.76, 96,871.01 and 17,833.50

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Solution

The fourth proportional to 64,580.76, 96,871.01 and 17,833.50 is: 26,750.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,580.76 : 96,871.01 = 17,833.50 : x
  2. Step 2: Convert to fraction form
    64,580.76/96,871.01 = 17,833.50/x
  3. Step 3: Cross multiply
    64,580.76x = 96,871.01 × 17,833.50
  4. Step 4: Simplify right side
    64,580.76x = 1,727,549,067.67
  5. Step 5: Solve for x
    x = 1,727,549,067.67/64,580.76
  6. Step 6: Final answer
    x = 26,750.21

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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.