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Finding the Fourth Proportional to 57,801.09, 86,701.64 and 16,248.09

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Solution

The fourth proportional to 57,801.09, 86,701.64 and 16,248.09 is: 24,372.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,801.09 : 86,701.64 = 16,248.09 : x
  2. Step 2: Convert to fraction form
    57,801.09/86,701.64 = 16,248.09/x
  3. Step 3: Cross multiply
    57,801.09x = 86,701.64 × 16,248.09
  4. Step 4: Simplify right side
    57,801.09x = 1,408,736,385.15
  5. Step 5: Solve for x
    x = 1,408,736,385.15/57,801.09
  6. Step 6: Final answer
    x = 24,372.14

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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.