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Finding the Fourth Proportional to 61,265.58, 91,903.50 and 16,892.30

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Solution

The fourth proportional to 61,265.58, 91,903.50 and 16,892.30 is: 25,339.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,265.58 : 91,903.50 = 16,892.30 : x
  2. Step 2: Convert to fraction form
    61,265.58/91,903.50 = 16,892.30/x
  3. Step 3: Cross multiply
    61,265.58x = 91,903.50 × 16,892.30
  4. Step 4: Simplify right side
    61,265.58x = 1,552,461,493.05
  5. Step 5: Solve for x
    x = 1,552,461,493.05/61,265.58
  6. Step 6: Final answer
    x = 25,339.86

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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.