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Finding the Fourth Proportional to 66,359.70, 99,539.55 and 24,801.30

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Solution

The fourth proportional to 66,359.70, 99,539.55 and 24,801.30 is: 37,201.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,359.70 : 99,539.55 = 24,801.30 : x
  2. Step 2: Convert to fraction form
    66,359.70/99,539.55 = 24,801.30/x
  3. Step 3: Cross multiply
    66,359.70x = 99,539.55 × 24,801.30
  4. Step 4: Simplify right side
    66,359.70x = 2,468,710,241.42
  5. Step 5: Solve for x
    x = 2,468,710,241.42/66,359.70
  6. Step 6: Final answer
    x = 37,201.95

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1.5x scale

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.