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Finding the Fourth Proportional to 62,308.60, 85,994.12 and 35,445.92

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Solution

The fourth proportional to 62,308.60, 85,994.12 and 35,445.92 is: 48,920.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,308.60 : 85,994.12 = 35,445.92 : x
  2. Step 2: Convert to fraction form
    62,308.60/85,994.12 = 35,445.92/x
  3. Step 3: Cross multiply
    62,308.60x = 85,994.12 × 35,445.92
  4. Step 4: Simplify right side
    62,308.60x = 3,048,140,697.99
  5. Step 5: Solve for x
    x = 3,048,140,697.99/62,308.60
  6. Step 6: Final answer
    x = 48,920.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.