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Finding the Fourth Proportional to 64,930.10, 97,374.90 and 25,499.30

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Solution

The fourth proportional to 64,930.10, 97,374.90 and 25,499.30 is: 38,241.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,930.10 : 97,374.90 = 25,499.30 : x
  2. Step 2: Convert to fraction form
    64,930.10/97,374.90 = 25,499.30/x
  3. Step 3: Cross multiply
    64,930.10x = 97,374.90 × 25,499.30
  4. Step 4: Simplify right side
    64,930.10x = 2,482,991,787.57
  5. Step 5: Solve for x
    x = 2,482,991,787.57/64,930.10
  6. Step 6: Final answer
    x = 38,241.00

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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.