Home / 49,368.20-74,052.30-45,566.60

Finding the Fourth Proportional to 49,368.20, 74,052.30 and 45,566.60

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Solution

The fourth proportional to 49,368.20, 74,052.30 and 45,566.60 is: 68,349.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,368.20 : 74,052.30 = 45,566.60 : x
  2. Step 2: Convert to fraction form
    49,368.20/74,052.30 = 45,566.60/x
  3. Step 3: Cross multiply
    49,368.20x = 74,052.30 × 45,566.60
  4. Step 4: Simplify right side
    49,368.20x = 3,374,311,533.18
  5. Step 5: Solve for x
    x = 3,374,311,533.18/49,368.20
  6. Step 6: Final answer
    x = 68,349.90

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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.