Home / 49,563.60-74,431.80-48,008.40

Finding the Fourth Proportional to 49,563.60, 74,431.80 and 48,008.40

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Solution

The fourth proportional to 49,563.60, 74,431.80 and 48,008.40 is: 72,096.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,563.60 : 74,431.80 = 48,008.40 : x
  2. Step 2: Convert to fraction form
    49,563.60/74,431.80 = 48,008.40/x
  3. Step 3: Cross multiply
    49,563.60x = 74,431.80 × 48,008.40
  4. Step 4: Simplify right side
    49,563.60x = 3,573,351,627.12
  5. Step 5: Solve for x
    x = 3,573,351,627.12/49,563.60
  6. Step 6: Final answer
    x = 72,096.29

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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.