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Finding the Fourth Proportional to 63,301.60, 94,952.40 and 40,994.20

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Solution

The fourth proportional to 63,301.60, 94,952.40 and 40,994.20 is: 61,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,301.60 : 94,952.40 = 40,994.20 : x
  2. Step 2: Convert to fraction form
    63,301.60/94,952.40 = 40,994.20/x
  3. Step 3: Cross multiply
    63,301.60x = 94,952.40 × 40,994.20
  4. Step 4: Simplify right side
    63,301.60x = 3,892,497,676.08
  5. Step 5: Solve for x
    x = 3,892,497,676.08/63,301.60
  6. Step 6: Final answer
    x = 61,491.30

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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.