Home / 74,721.60-112,102.20-32,583.60

Finding the Fourth Proportional to 74,721.60, 112,102.20 and 32,583.60

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Solution

The fourth proportional to 74,721.60, 112,102.20 and 32,583.60 is: 48,884.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,721.60 : 112,102.20 = 32,583.60 : x
  2. Step 2: Convert to fraction form
    74,721.60/112,102.20 = 32,583.60/x
  3. Step 3: Cross multiply
    74,721.60x = 112,102.20 × 32,583.60
  4. Step 4: Simplify right side
    74,721.60x = 3,652,693,243.92
  5. Step 5: Solve for x
    x = 3,652,693,243.92/74,721.60
  6. Step 6: Final answer
    x = 48,884.03

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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.