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Finding the Fourth Proportional to 60,467.60, 90,701.58 and 18,348.02

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Solution

The fourth proportional to 60,467.60, 90,701.58 and 18,348.02 is: 27,522.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,467.60 : 90,701.58 = 18,348.02 : x
  2. Step 2: Convert to fraction form
    60,467.60/90,701.58 = 18,348.02/x
  3. Step 3: Cross multiply
    60,467.60x = 90,701.58 × 18,348.02
  4. Step 4: Simplify right side
    60,467.60x = 1,664,194,403.87
  5. Step 5: Solve for x
    x = 1,664,194,403.87/60,467.60
  6. Step 6: Final answer
    x = 27,522.08

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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.